diff --git a/.github/workflows/test-and-run.yml b/.github/workflows/test-and-run.yml
index 767ef3d..609bf37 100644
--- a/.github/workflows/test-and-run.yml
+++ b/.github/workflows/test-and-run.yml
@@ -4,13 +4,13 @@ on:
   push:
     branches: [ $default-branch, "dev", "workflows" ]
   pull_request:
-    branches: [ $default-branch ]
+    branches: [ $default-branch, "dev" ]
 
 jobs:
   lint-and-test:
     strategy:
       matrix:
-        python-version: ["3.9", "3.10", "3.11"]
+        python-version: ["3.10", "3.11"]
         os: [ubuntu-latest, windows-latest, macos-latest]
         exclude:
           - os: windows-latest
@@ -43,4 +43,4 @@ jobs:
     - name: Upload coverage reports to Codecov
       uses: codecov/codecov-action@v3
       env:
-        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
\ No newline at end of file
+        CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}