diff --git a/.github/workflows/unit_tests.yml b/.github/workflows/unit_tests.yml
index e6dbd56..2442394 100644
--- a/.github/workflows/unit_tests.yml
+++ b/.github/workflows/unit_tests.yml
@@ -7,7 +7,12 @@
 
 name: Unit tests
 
-on: [ push ]
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+  workflow_dispatch:
 
 jobs:
   test: