diff --git a/.github/workflows/unit-tests.yml b/.github/workflows/unit-tests.yml
index 51930365..b8bad484 100644
--- a/.github/workflows/unit-tests.yml
+++ b/.github/workflows/unit-tests.yml
@@ -2,6 +2,7 @@ name: Unit tests
 
 on:
   push:
+    branches: [ main ]
   pull_request:
 
 env: