diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 36ca09379..02769f31e 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -14,7 +14,7 @@ env:
 
 jobs:
   test-suite:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04-16core
     #    runs-on: macos-13-large
     steps:
       - name: Checkout code
diff --git a/pubspec.lock b/pubspec.lock
index 99ba0c0fd..4b21f74fb 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -1333,10 +1333,10 @@ packages:
     dependency: "direct dev"
     description:
       name: patrol
-      sha256: "829065b7daa1307283339a2b3a2d57f29631e5178d2f9d5276b376f34efda2e8"
+      sha256: "7f030b709f42fa53cec593e8ad906f23b6730cdbe205ee59ad53eb2af2ee9d94"
       url: "https://pub.dev"
     source: hosted
-    version: "3.13.0"
+    version: "3.12.0"
   patrol_finders:
     dependency: transitive
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index 636f2ea0d..7d6ae6d27 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -152,7 +152,7 @@ dev_dependencies:
   analyzer: ^6.7.0
   golden_toolkit: ^0.15.0
 #  Testing
-  patrol: 3.13.0
+  patrol: ^3.12.0