diff --git a/.github/workflows/integration-test.yml b/.github/workflows/integration-test.yml
index 6f4a7227cb..f45c61f75f 100644
--- a/.github/workflows/integration-test.yml
+++ b/.github/workflows/integration-test.yml
@@ -1,6 +1,12 @@
 name: "Integration Tests"
 
 on:
+  pull_request:
+    paths:
+      - 'integration-tests/**'
+      - '.github/workflows/integration-test.yml'
+    branches:
+      - main
   workflow_dispatch:
     inputs:
       language:
@@ -49,7 +55,7 @@ jobs:
           fi
           echo "languages=${languages}" >> "$GITHUB_OUTPUT"
         env:
-          INPUTS_LANGUAGE: ${{ inputs.language }}
+          INPUTS_LANGUAGE: ${{ inputs.language || 'all' }}
 
   build-collector:
     runs-on: ubuntu-latest
@@ -95,6 +101,7 @@ jobs:
     needs: [prepare-languages, build-collector, build-layer]
     if: |
       !cancelled() &&
+      github.event.pull_request.head.repo.fork == false &&
       needs.build-collector.result == 'success' &&
       (needs.build-layer.result == 'success' || needs.build-layer.result == 'skipped')
     strategy: