diff --git a/lib/jasmine-core/boot1.js b/lib/jasmine-core/boot1.js
index b91a1a75..4f19bd7f 100644
--- a/lib/jasmine-core/boot1.js
+++ b/lib/jasmine-core/boot1.js
@@ -40,12 +40,20 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 (function() {
   const env = jasmine.getEnv();
 
+  /**
+   * ## Runner Parameters
+   *
+   * More browser specific code - wrap the query string in an object and to allow for getting/setting parameters from the runner user interface.
+   */
+
   const queryString = new jasmine.QueryString({
     getWindowLocation: function() {
       return window.location;
     }
   });
 
+  const filterSpecs = !!queryString.getParam('spec');
+
   const config = {
     stopOnSpecFailure: queryString.getParam('stopOnSpecFailure'),
     stopSpecOnExpectationFailure: queryString.getParam(
@@ -87,7 +95,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
       return document.createTextNode.apply(document, arguments);
     },
     timer: new jasmine.Timer(),
-    queryString
+    filterSpecs: filterSpecs
   });
 
   /**
@@ -99,9 +107,14 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
   /**
    * Filter which specs will be run by matching the start of the full name against the `spec` query param.
    */
-  const specFilter = new jasmine.HtmlExactSpecFilter({ queryString });
+  const specFilter = new jasmine.HtmlSpecFilter({
+    filterString: function() {
+      return queryString.getParam('spec');
+    }
+  });
+
   config.specFilter = function(spec) {
-    return specFilter.matches(spec);
+    return specFilter.matches(spec.getFullName());
   };
 
   env.configure(config);
diff --git a/lib/jasmine-core/jasmine-html.js b/lib/jasmine-core/jasmine-html.js
index 1a45ff0d..cbbf328c 100644
--- a/lib/jasmine-core/jasmine-html.js
+++ b/lib/jasmine-core/jasmine-html.js
@@ -30,7 +30,6 @@ jasmineRequire.html = function(j$) {
   j$.HtmlReporter = jasmineRequire.HtmlReporter(j$);
   j$.QueryString = jasmineRequire.QueryString();
   j$.HtmlSpecFilter = jasmineRequire.HtmlSpecFilter();
-  j$.HtmlExactSpecFilter = jasmineRequire.HtmlExactSpecFilter();
 };
 
 jasmineRequire.HtmlReporter = function(j$) {
@@ -42,13 +41,11 @@ jasmineRequire.HtmlReporter = function(j$) {
     this.specsExecuted = 0;
     this.failureCount = 0;
     this.pendingSpecCount = 0;
-    this.suitesById = [];
   }
 
   ResultsStateBuilder.prototype.suiteStarted = function(result) {
     this.currentParent.addChild(result, 'suite');
     this.currentParent = this.currentParent.last();
-    this.suitesById[result.id] = this.currentParent;
   };
 
   ResultsStateBuilder.prototype.suiteDone = function(result) {
@@ -101,14 +98,10 @@ jasmineRequire.HtmlReporter = function(j$) {
     const getContainer = options.getContainer;
     const createElement = options.createElement;
     const createTextNode = options.createTextNode;
-    // TODO: in the next major release, replace navigateWithNewParam and
-    // addToExistingQueryString with direct usage of options.queryString
     const navigateWithNewParam = options.navigateWithNewParam || function() {};
     const addToExistingQueryString =
       options.addToExistingQueryString || defaultQueryString;
-    const filterSpecs = options.queryString
-      ? !!options.queryString.getParam('spec')
-      : options.filterSpecs; // For compatibility with pre-5.11 boot files
+    const filterSpecs = options.filterSpecs;
     let htmlReporterMain;
     let symbols;
     const deprecationWarnings = [];
@@ -737,6 +730,21 @@ jasmineRequire.HtmlReporter = function(j$) {
       return wrapper;
     }
 
+    function suiteHref(suite) {
+      const els = [];
+
+      while (suite && suite.parent) {
+        els.unshift(suite.result.description);
+        suite = suite.parent;
+      }
+
+      // include window.location.pathname to fix issue with karma-jasmine-html-reporter in angular: see https://github.com/jasmine/jasmine/issues/1906
+      return (
+        (window.location.pathname || '') +
+        addToExistingQueryString('spec', els.join(' '))
+      );
+    }
+
     function addDeprecationWarnings(result, runnableType) {
       if (result && result.deprecationWarnings) {
         for (let i = 0; i < result.deprecationWarnings.length; i++) {
@@ -834,33 +842,11 @@ jasmineRequire.HtmlReporter = function(j$) {
       return '' + count + ' ' + word;
     }
 
-    function suitePath(suite) {
-      const els = [];
-
-      while (suite && suite.parent) {
-        els.unshift(suite.result.description);
-        suite = suite.parent;
-      }
-
-      return els;
-    }
-
-    function suiteHref(suite) {
-      return pathHref(suitePath(suite));
-    }
-
     function specHref(result) {
-      const suite = stateBuilder.suitesById[result.parentSuiteId];
-      const path = suitePath(suite);
-      path.push(result.description);
-      return pathHref(path);
-    }
-
-    function pathHref(path) {
       // include window.location.pathname to fix issue with karma-jasmine-html-reporter in angular: see https://github.com/jasmine/jasmine/issues/1906
       return (
         (window.location.pathname || '') +
-        addToExistingQueryString('spec', JSON.stringify(path))
+        addToExistingQueryString('spec', result.fullName)
       );
     }
 
@@ -911,27 +897,11 @@ jasmineRequire.HtmlReporter = function(j$) {
 jasmineRequire.HtmlSpecFilter = function() {
   'use strict';
 
-  /**
-   * @name HtmlSpecFilter
-   * @classdesc Legacy HTML spec filter, for backward compatibility
-   * with boot files that predate {@link HtmlExactSpecFilter}.
-   * @param options Object with a filterString method
-   * @constructor
-   * @deprecated
-   * @since 1.2.0
-   */
-  // Legacy HTML spec filter, preserved for backward compatibility with
-  // boot files that predate HtmlExactSpecFilterV2
   function HtmlSpecFilter(options) {
-    let filterString = (options && options.filterString()) || '';
-
-    if (filterString.startsWith('[')) {
-      // Convert an HtmlExactSpecFilterV2 string into something we can use
-      filterString = JSON.parse(filterString).join(' ');
-    }
-
-    filterString = filterString.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, '\\$&');
-
+    const filterString =
+      options &&
+      options.filterString() &&
+      options.filterString().replace(/[-[\]{}()*+?.,\\^$|#\s]/g, '\\$&');
     const filterPattern = new RegExp(filterString);
 
     /**
@@ -1060,58 +1030,3 @@ jasmineRequire.QueryString = function() {
 
   return QueryString;
 };
-
-jasmineRequire.HtmlExactSpecFilter = function() {
-  'use strict';
-
-  /**
-   * Spec filter for use with {@link HtmlReporter}
-   *
-   * See lib/jasmine-core/boot1.js for usage.
-   * @since 5.11.0
-   */
-  class HtmlExactSpecFilter {
-    #getFilterString;
-
-    /**
-     * Create a filter instance.
-     * @param options Object with a queryString property, which should be an
-     * instance of {@link QueryString}.
-     */
-    constructor(options) {
-      this.#getFilterString = function() {
-        return options.queryString.getParam('spec');
-      };
-    }
-
-    /**
-     * Determines whether the specified spec should be executed.
-     * @param {Spec} spec
-     * @returns {boolean}
-     */
-    matches(spec) {
-      const filterString = this.#getFilterString();
-
-      if (!filterString) {
-        return true;
-      }
-
-      const filterPath = JSON.parse(this.#getFilterString());
-      const specPath = spec.getPath();
-
-      if (filterPath.length > specPath.length) {
-        return false;
-      }
-
-      for (let i = 0; i < filterPath.length; i++) {
-        if (specPath[i] !== filterPath[i]) {
-          return false;
-        }
-      }
-
-      return true;
-    }
-  }
-
-  return HtmlExactSpecFilter;
-};
diff --git a/spec/core/jasmineNamespaceSpec.js b/spec/core/jasmineNamespaceSpec.js
index 95c7c0ed..acde7106 100644
--- a/spec/core/jasmineNamespaceSpec.js
+++ b/spec/core/jasmineNamespaceSpec.js
@@ -54,7 +54,6 @@ describe('The jasmine namespace', function() {
       // jasmine-html.js
       result.add('HtmlReporter');
       result.add('HtmlSpecFilter');
-      result.add('HtmlExactSpecFilter');
       result.add('QueryString');
     }
 
diff --git a/spec/html/HtmlExactSpecFilterSpec.js b/spec/html/HtmlExactSpecFilterSpec.js
deleted file mode 100644
index ada0c49e..00000000
--- a/spec/html/HtmlExactSpecFilterSpec.js
+++ /dev/null
@@ -1,63 +0,0 @@
-describe('HtmlExactSpecFilter', function() {
-  it('matches everything when no string is provided', function() {
-    const specFilter = new jasmineUnderTest.HtmlExactSpecFilter({
-      queryString: {
-        getParam(name) {
-          return '';
-        }
-      }
-    });
-
-    expect(specFilter.matches({})).toBeTrue();
-  });
-
-  it('matches a spec with the exact same path', function() {
-    const specFilter = new jasmineUnderTest.HtmlExactSpecFilter({
-      queryString: {
-        getParam(name) {
-          if (name === 'spec') {
-            return '["a","b","c"]';
-          }
-        }
-      }
-    });
-
-    expect(specFilter.matches(stubSpec(['a', 'b', 'c']))).toBeTrue();
-  });
-
-  it('matches a spec whose path has the filter path as a prefix', function() {
-    const specFilter = new jasmineUnderTest.HtmlExactSpecFilter({
-      queryString: {
-        getParam(name) {
-          if (name === 'spec') {
-            return '["a","b"]';
-          }
-        }
-      }
-    });
-
-    expect(specFilter.matches(stubSpec(['a', 'b', 'c']))).toBeTrue();
-  });
-
-  it('does not match a spec with a different path', function() {
-    const specFilter = new jasmineUnderTest.HtmlExactSpecFilter({
-      queryString: {
-        getParam(name) {
-          if (name === 'spec') {
-            return '["a","b","c"]';
-          }
-        }
-      }
-    });
-
-    expect(specFilter.matches(stubSpec(['a', 'd', 'c']))).toBeFalse();
-  });
-
-  function stubSpec(path) {
-    return {
-      getPath() {
-        return path;
-      }
-    };
-  }
-});
diff --git a/spec/html/HtmlReporterSpec.js b/spec/html/HtmlReporterSpec.js
index 9a682cb7..54c09bd1 100644
--- a/spec/html/HtmlReporterSpec.js
+++ b/spec/html/HtmlReporterSpec.js
@@ -528,7 +528,6 @@ describe('HtmlReporter', function() {
 
       let specResult = {
         id: 123,
-        parentSuiteId: 1,
         description: 'with a spec',
         fullName: 'A Suite with a spec',
         status: 'passed',
@@ -606,9 +605,7 @@ describe('HtmlReporter', function() {
       const suiteDetail = outerSuite.childNodes[0];
       const suiteLink = suiteDetail.childNodes[0];
       expect(suiteLink.innerHTML).toEqual('A Suite');
-      expect(suiteLink.getAttribute('href')).toEqual(
-        '/?foo=bar&spec=["A Suite"]'
-      );
+      expect(suiteLink.getAttribute('href')).toEqual('/?foo=bar&spec=A Suite');
 
       const specs = outerSuite.childNodes[1];
       const spec = specs.childNodes[0];
@@ -618,7 +615,7 @@ describe('HtmlReporter', function() {
       const specLink = spec.childNodes[0];
       expect(specLink.innerHTML).toEqual('with a spec');
       expect(specLink.getAttribute('href')).toEqual(
-        '/?foo=bar&spec=["A Suite","with a spec"]'
+        '/?foo=bar&spec=A Suite with a spec'
       );
 
       const specDuration = spec.childNodes[1];
@@ -1368,11 +1365,6 @@ describe('HtmlReporter', function() {
           },
           createTextNode: function() {
             return document.createTextNode.apply(document, arguments);
-          },
-          queryString: {
-            getParam(name) {
-              return '';
-            }
           }
         };
         specStatus = {
@@ -1387,12 +1379,7 @@ describe('HtmlReporter', function() {
 
       describe('when the specs are not filtered', function() {
         beforeEach(function() {
-          reporterConfig.queryString.getParam = function(name) {
-            if (name !== 'spec') {
-              throw new Error('Unexpected query param ' + name);
-            }
-            return '';
-          };
+          reporterConfig.filterSpecs = false;
           reporter = new jasmineUnderTest.HtmlReporter(reporterConfig);
           reporter.initialize();
           reporter.jasmineStarted({ totalSpecsDefined: 1 });
@@ -1410,12 +1397,7 @@ describe('HtmlReporter', function() {
 
       describe('when the specs are filtered', function() {
         beforeEach(function() {
-          reporterConfig.queryString.getParam = function(name) {
-            if (name !== 'spec') {
-              throw new Error('Unexpected query param ' + name);
-            }
-            return 'not the empty string';
-          };
+          reporterConfig.filterSpecs = true;
           reporter = new jasmineUnderTest.HtmlReporter(reporterConfig);
           reporter.initialize();
           reporter.jasmineStarted({ totalSpecsDefined: 1 });
@@ -1559,7 +1541,6 @@ describe('HtmlReporter', function() {
 
         const failingSpecResult = {
           id: 124,
-          parentSuiteId: 2,
           status: 'failed',
           description: 'a failing spec',
           fullName: 'a suite inner suite a failing spec',
@@ -1683,18 +1664,16 @@ describe('HtmlReporter', function() {
         expect(links.length).toEqual(3);
         expect(links[0].textContent).toEqual('A suite');
 
-        expect(links[0].getAttribute('href')).toEqual(
-          '/?foo=bar&spec=["A suite"]'
-        );
+        expect(links[0].getAttribute('href')).toMatch(/\?foo=bar&spec=A suite/);
 
         expect(links[1].textContent).toEqual('inner suite');
-        expect(links[1].getAttribute('href')).toEqual(
-          '/?foo=bar&spec=["A suite","inner suite"]'
+        expect(links[1].getAttribute('href')).toMatch(
+          /\?foo=bar&spec=A suite inner suite/
         );
 
         expect(links[2].textContent).toEqual('a failing spec');
-        expect(links[2].getAttribute('href')).toEqual(
-          '/?foo=bar&spec=["A suite","inner suite","a failing spec"]'
+        expect(links[2].getAttribute('href')).toMatch(
+          /\?foo=bar&spec=a suite inner suite a failing spec/
         );
       });
 
diff --git a/spec/html/HtmlSpecFilterSpec.js b/spec/html/HtmlSpecFilterSpec.js
index ccfdc11d..8fa9a05d 100644
--- a/spec/html/HtmlSpecFilterSpec.js
+++ b/spec/html/HtmlSpecFilterSpec.js
@@ -1,4 +1,4 @@
-describe('HtmlSpecFilter', function() {
+describe('jasmineUnderTest.HtmlSpecFilter', function() {
   it('should match when no string is provided', function() {
     const specFilter = new jasmineUnderTest.HtmlSpecFilter();
 
@@ -16,17 +16,4 @@ describe('HtmlSpecFilter', function() {
     expect(specFilter.matches('foo')).toBe(true);
     expect(specFilter.matches('bar')).toBe(false);
   });
-
-  it('copes with HtmlExactSpecFilterV2 filter strings', function() {
-    const specFilter = new jasmineUnderTest.HtmlSpecFilter({
-      filterString: function() {
-        return '["foo","bar"]';
-      }
-    });
-
-    expect(specFilter.matches('foo bar')).toBe(true);
-    expect(specFilter.matches('baz foo bar qux')).toBe(true);
-    expect(specFilter.matches('foo')).toBe(false);
-    expect(specFilter.matches('bar')).toBe(false);
-  });
 });
diff --git a/src/boot/boot1.js b/src/boot/boot1.js
index 7f22a55d..e4d8b356 100644
--- a/src/boot/boot1.js
+++ b/src/boot/boot1.js
@@ -16,12 +16,20 @@
 (function() {
   const env = jasmine.getEnv();
 
+  /**
+   * ## Runner Parameters
+   *
+   * More browser specific code - wrap the query string in an object and to allow for getting/setting parameters from the runner user interface.
+   */
+
   const queryString = new jasmine.QueryString({
     getWindowLocation: function() {
       return window.location;
     }
   });
 
+  const filterSpecs = !!queryString.getParam('spec');
+
   const config = {
     stopOnSpecFailure: queryString.getParam('stopOnSpecFailure'),
     stopSpecOnExpectationFailure: queryString.getParam(
@@ -63,7 +71,7 @@
       return document.createTextNode.apply(document, arguments);
     },
     timer: new jasmine.Timer(),
-    queryString
+    filterSpecs: filterSpecs
   });
 
   /**
@@ -75,9 +83,14 @@
   /**
    * Filter which specs will be run by matching the start of the full name against the `spec` query param.
    */
-  const specFilter = new jasmine.HtmlExactSpecFilter({ queryString });
+  const specFilter = new jasmine.HtmlSpecFilter({
+    filterString: function() {
+      return queryString.getParam('spec');
+    }
+  });
+
   config.specFilter = function(spec) {
-    return specFilter.matches(spec);
+    return specFilter.matches(spec.getFullName());
   };
 
   env.configure(config);
diff --git a/src/html/HtmlExactSpecFilter.js b/src/html/HtmlExactSpecFilter.js
deleted file mode 100644
index 6a18d83a..00000000
--- a/src/html/HtmlExactSpecFilter.js
+++ /dev/null
@@ -1,54 +0,0 @@
-jasmineRequire.HtmlExactSpecFilter = function() {
-  'use strict';
-
-  /**
-   * Spec filter for use with {@link HtmlReporter}
-   *
-   * See lib/jasmine-core/boot1.js for usage.
-   * @since 5.11.0
-   */
-  class HtmlExactSpecFilter {
-    #getFilterString;
-
-    /**
-     * Create a filter instance.
-     * @param options Object with a queryString property, which should be an
-     * instance of {@link QueryString}.
-     */
-    constructor(options) {
-      this.#getFilterString = function() {
-        return options.queryString.getParam('spec');
-      };
-    }
-
-    /**
-     * Determines whether the specified spec should be executed.
-     * @param {Spec} spec
-     * @returns {boolean}
-     */
-    matches(spec) {
-      const filterString = this.#getFilterString();
-
-      if (!filterString) {
-        return true;
-      }
-
-      const filterPath = JSON.parse(this.#getFilterString());
-      const specPath = spec.getPath();
-
-      if (filterPath.length > specPath.length) {
-        return false;
-      }
-
-      for (let i = 0; i < filterPath.length; i++) {
-        if (specPath[i] !== filterPath[i]) {
-          return false;
-        }
-      }
-
-      return true;
-    }
-  }
-
-  return HtmlExactSpecFilter;
-};
diff --git a/src/html/HtmlReporter.js b/src/html/HtmlReporter.js
index b063fa5d..bb3e8948 100644
--- a/src/html/HtmlReporter.js
+++ b/src/html/HtmlReporter.js
@@ -7,13 +7,11 @@ jasmineRequire.HtmlReporter = function(j$) {
     this.specsExecuted = 0;
     this.failureCount = 0;
     this.pendingSpecCount = 0;
-    this.suitesById = [];
   }
 
   ResultsStateBuilder.prototype.suiteStarted = function(result) {
     this.currentParent.addChild(result, 'suite');
     this.currentParent = this.currentParent.last();
-    this.suitesById[result.id] = this.currentParent;
   };
 
   ResultsStateBuilder.prototype.suiteDone = function(result) {
@@ -66,14 +64,10 @@ jasmineRequire.HtmlReporter = function(j$) {
     const getContainer = options.getContainer;
     const createElement = options.createElement;
     const createTextNode = options.createTextNode;
-    // TODO: in the next major release, replace navigateWithNewParam and
-    // addToExistingQueryString with direct usage of options.queryString
     const navigateWithNewParam = options.navigateWithNewParam || function() {};
     const addToExistingQueryString =
       options.addToExistingQueryString || defaultQueryString;
-    const filterSpecs = options.queryString
-      ? !!options.queryString.getParam('spec')
-      : options.filterSpecs; // For compatibility with pre-5.11 boot files
+    const filterSpecs = options.filterSpecs;
     let htmlReporterMain;
     let symbols;
     const deprecationWarnings = [];
@@ -702,6 +696,21 @@ jasmineRequire.HtmlReporter = function(j$) {
       return wrapper;
     }
 
+    function suiteHref(suite) {
+      const els = [];
+
+      while (suite && suite.parent) {
+        els.unshift(suite.result.description);
+        suite = suite.parent;
+      }
+
+      // include window.location.pathname to fix issue with karma-jasmine-html-reporter in angular: see https://github.com/jasmine/jasmine/issues/1906
+      return (
+        (window.location.pathname || '') +
+        addToExistingQueryString('spec', els.join(' '))
+      );
+    }
+
     function addDeprecationWarnings(result, runnableType) {
       if (result && result.deprecationWarnings) {
         for (let i = 0; i < result.deprecationWarnings.length; i++) {
@@ -799,33 +808,11 @@ jasmineRequire.HtmlReporter = function(j$) {
       return '' + count + ' ' + word;
     }
 
-    function suitePath(suite) {
-      const els = [];
-
-      while (suite && suite.parent) {
-        els.unshift(suite.result.description);
-        suite = suite.parent;
-      }
-
-      return els;
-    }
-
-    function suiteHref(suite) {
-      return pathHref(suitePath(suite));
-    }
-
     function specHref(result) {
-      const suite = stateBuilder.suitesById[result.parentSuiteId];
-      const path = suitePath(suite);
-      path.push(result.description);
-      return pathHref(path);
-    }
-
-    function pathHref(path) {
       // include window.location.pathname to fix issue with karma-jasmine-html-reporter in angular: see https://github.com/jasmine/jasmine/issues/1906
       return (
         (window.location.pathname || '') +
-        addToExistingQueryString('spec', JSON.stringify(path))
+        addToExistingQueryString('spec', result.fullName)
       );
     }
 
diff --git a/src/html/HtmlSpecFilter.js b/src/html/HtmlSpecFilter.js
index 9217eee9..a9058873 100644
--- a/src/html/HtmlSpecFilter.js
+++ b/src/html/HtmlSpecFilter.js
@@ -1,27 +1,11 @@
 jasmineRequire.HtmlSpecFilter = function() {
   'use strict';
 
-  /**
-   * @name HtmlSpecFilter
-   * @classdesc Legacy HTML spec filter, for backward compatibility
-   * with boot files that predate {@link HtmlExactSpecFilter}.
-   * @param options Object with a filterString method
-   * @constructor
-   * @deprecated
-   * @since 1.2.0
-   */
-  // Legacy HTML spec filter, preserved for backward compatibility with
-  // boot files that predate HtmlExactSpecFilterV2
   function HtmlSpecFilter(options) {
-    let filterString = (options && options.filterString()) || '';
-
-    if (filterString.startsWith('[')) {
-      // Convert an HtmlExactSpecFilterV2 string into something we can use
-      filterString = JSON.parse(filterString).join(' ');
-    }
-
-    filterString = filterString.replace(/[-[\]{}()*+?.,\\^$|#\s]/g, '\\$&');
-
+    const filterString =
+      options &&
+      options.filterString() &&
+      options.filterString().replace(/[-[\]{}()*+?.,\\^$|#\s]/g, '\\$&');
     const filterPattern = new RegExp(filterString);
 
     /**
diff --git a/src/html/requireHtml.js b/src/html/requireHtml.js
index dd3b5a47..f303f019 100644
--- a/src/html/requireHtml.js
+++ b/src/html/requireHtml.js
@@ -6,5 +6,4 @@ jasmineRequire.html = function(j$) {
   j$.HtmlReporter = jasmineRequire.HtmlReporter(j$);
   j$.QueryString = jasmineRequire.QueryString();
   j$.HtmlSpecFilter = jasmineRequire.HtmlSpecFilter();
-  j$.HtmlExactSpecFilter = jasmineRequire.HtmlExactSpecFilter();
 };