diff --git a/lib/jasmine-core/jasmine.js b/lib/jasmine-core/jasmine.js
index 6cd6bf52..2bbc610c 100644
--- a/lib/jasmine-core/jasmine.js
+++ b/lib/jasmine-core/jasmine.js
@@ -1310,7 +1310,7 @@ getJasmineRequireObj().Env = function(j$) {
         return true;
       },
       /**
-       * Whether or not reporters should hide disabled specs from their output.
+       * Whether reporters should hide disabled specs from their output.
        * Currently only supported by Jasmine's HTMLReporter
        * @name Configuration#hideDisabled
        * @since 3.3.0
@@ -1337,10 +1337,10 @@ getJasmineRequireObj().Env = function(j$) {
        */
       forbidDuplicateNames: false,
       /**
-       * Whether or not to issue warnings for certain deprecated functionality
+       * Whether to issue warnings for certain deprecated functionality
        * every time it's used. If not set or set to false, deprecation warnings
        * for methods that tend to be called frequently will be issued only once
-       * or otherwise throttled to to prevent the suite output from being flooded
+       * or otherwise throttled to prevent the suite output from being flooded
        * with warnings.
        * @name Configuration#verboseDeprecations
        * @since 3.6.0
diff --git a/src/core/Env.js b/src/core/Env.js
index 5897795f..7259ee8d 100644
--- a/src/core/Env.js
+++ b/src/core/Env.js
@@ -126,7 +126,7 @@ getJasmineRequireObj().Env = function(j$) {
         return true;
       },
       /**
-       * Whether or not reporters should hide disabled specs from their output.
+       * Whether reporters should hide disabled specs from their output.
        * Currently only supported by Jasmine's HTMLReporter
        * @name Configuration#hideDisabled
        * @since 3.3.0
@@ -153,10 +153,10 @@ getJasmineRequireObj().Env = function(j$) {
        */
       forbidDuplicateNames: false,
       /**
-       * Whether or not to issue warnings for certain deprecated functionality
+       * Whether to issue warnings for certain deprecated functionality
        * every time it's used. If not set or set to false, deprecation warnings
        * for methods that tend to be called frequently will be issued only once
-       * or otherwise throttled to to prevent the suite output from being flooded
+       * or otherwise throttled to prevent the suite output from being flooded
        * with warnings.
        * @name Configuration#verboseDeprecations
        * @since 3.6.0