diff --git a/README.md b/README.md
index 19d155c8..2d339867 100644
--- a/README.md
+++ b/README.md
@@ -33,9 +33,9 @@ Microsoft Edge) as well as Node.
 | Environment       | Supported versions |
 |-------------------|--------------------|
 | Node              | 16, 18             |
-| Safari            | 14-16              |
+| Safari            | 15-16              |
 | Chrome            | Evergreen          |
-| Firefox           | Evergreen, 91, 102 |
+| Firefox           | Evergreen, 102     |
 | Edge              | Evergreen          |
 
 For evergreen browsers, each version of Jasmine is tested against the version of the browser that is available to us
diff --git a/package.json b/package.json
index 027134af..049d4fdc 100644
--- a/package.json
+++ b/package.json
@@ -101,10 +101,9 @@
     }
   },
   "browserslist": [
-    "Safari >= 14",
+    "Safari >= 15",
+    "Firefox >= 102",
     "last 2 Chrome versions",
-    "last 2 Firefox versions",
-    "Firefox >= 91",
     "last 2 Edge versions"
   ]
 }
diff --git a/scripts/run-all-browsers b/scripts/run-all-browsers
index 6e096640..e5249010 100755
--- a/scripts/run-all-browsers
+++ b/scripts/run-all-browsers
@@ -26,10 +26,8 @@ failfile=`mktemp -t jasmine-results.XXXXXX` || exit 1
 run_browser chrome latest
 run_browser firefox latest
 run_browser firefox 102
-run_browser firefox 91
 run_browser safari 16
 run_browser safari 15
-run_browser safari 14
 run_browser MicrosoftEdge latest
 
 echo
diff --git a/spec/core/ExceptionFormatterSpec.js b/spec/core/ExceptionFormatterSpec.js
index 39c8f5f9..328945b5 100644
--- a/spec/core/ExceptionFormatterSpec.js
+++ b/spec/core/ExceptionFormatterSpec.js
@@ -257,17 +257,7 @@ describe('ExceptionFormatter', function() {
       });
     });
 
-    describe('In environments that support the cause property of Errors', function() {
-      beforeEach(function() {
-        const inner = new Error('inner');
-        const outer = new Error('outer', { cause: inner });
-
-        if (!outer.cause) {
-          // Currently: Node 12, Node 14, Safari 14
-          pending('Environment does not support error cause');
-        }
-      });
-
+    describe('when the error has a cause property', function() {
       it('recursively includes the cause in the stack trace in this environment', function() {
         const subject = new jasmineUnderTest.ExceptionFormatter();
         const rootCause = new Error('root cause');