diff --git a/.github/workflows/install-testing.yml b/.github/workflows/install-testing.yml
index 06d7360e68603..680735e6b1e21 100644
--- a/.github/workflows/install-testing.yml
+++ b/.github/workflows/install-testing.yml
@@ -91,11 +91,9 @@ jobs:
             db-version: '8.4'
           - php: '7.3'
             db-version: '8.4'
+          # Only test the latest innovation release.
+          - db-version: '9.0'
           # MySQL 9.0+ will not work on PHP <= 7.3 because mysql_native_password was removed. See https://core.trac.wordpress.org/ticket/61218.
-          - php: '7.2'
-            db-version: '9.0'
-          - php: '7.3'
-            db-version: '9.0'
           - php: '7.2'
             db-version: '9.1'
           - php: '7.3'
diff --git a/.github/workflows/local-docker-environment.yml b/.github/workflows/local-docker-environment.yml
index 48cd0a3381036..1db803a7ebf99 100644
--- a/.github/workflows/local-docker-environment.yml
+++ b/.github/workflows/local-docker-environment.yml
@@ -90,11 +90,9 @@ jobs:
         exclude:
           # The MySQL 5.5 containers will not start.
           - db-version: '5.5'
+          # Only test the latest innovation release.
+          - db-version: '9.0'
           # MySQL 9.0+ will not work on PHP 7.2 & 7.3
-          - php: '7.2'
-            db-version: '9.0'
-          - php: '7.3'
-            db-version: '9.0'
           - php: '7.2'
             db-version: '9.1'
           - php: '7.3'