diff --git a/README.md b/README.md
index 11afc05b..a33982bb 100644
--- a/README.md
+++ b/README.md
@@ -51,7 +51,7 @@ Jasmine tests itself across many browsers (Safari, Chrome, Firefox, Microsoft Ed
 | Node              | 12.17+, 14, 16     |
 | Safari            | 14-15              |
 | Chrome            | Evergreen          |
-| Firefox           | Evergreen, 68, 78, 91 |
+| Firefox           | Evergreen, 91      |
 | 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/scripts/run-all-browsers b/scripts/run-all-browsers
index 5e708a82..d4fc6cce 100755
--- a/scripts/run-all-browsers
+++ b/scripts/run-all-browsers
@@ -26,8 +26,6 @@ failfile=`mktemp -t jasmine-results.XXXXXX` || exit 1
 run_browser chrome latest
 run_browser firefox latest
 run_browser firefox 91
-run_browser firefox 78
-run_browser firefox 68
 run_browser safari 15
 run_browser safari 14
 run_browser MicrosoftEdge latest