diff --git a/.github/workflows/integration-tests.yml b/.github/workflows/integration-tests.yml
index 6649f0a..4018368 100644
--- a/.github/workflows/integration-tests.yml
+++ b/.github/workflows/integration-tests.yml
@@ -1,6 +1,8 @@
 name: Integration Tests
 
 on:
+  pull_request:
+    branches: [main]
   merge_group:
     types: [checks_requested]
   workflow_dispatch:
@@ -14,33 +16,45 @@ permissions:
 
 jobs:
   integration-tests:
+    name: integration-tests
     runs-on: ubuntu-24.04
 
     steps:
+      - name: PR placeholder
+        if: github.event_name == 'pull_request'
+        run: echo "Integration tests run only in the merge queue."
+
       - name: Check out repository
+        if: github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch'
         uses: actions/checkout@v5
 
       - name: Set up Node.js
+        if: github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch'
         uses: actions/setup-node@v6
         with:
           node-version: 22.22.1
           cache: yarn
 
       - name: Set up Yarn
+        if: github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch'
         run: |
           corepack enable
           corepack prepare yarn@1.22.22 --activate
 
       - name: Show tool versions
+        if: github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch'
         run: |
           node --version
           yarn --version
 
       - name: Install dependencies
+        if: github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch'
         run: yarn install --frozen-lockfile
 
       - name: Build package
+        if: github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch'
         run: yarn build
 
       - name: Run integration tests
+        if: github.event_name == 'merge_group' || github.event_name == 'workflow_dispatch'
         run: yarn test:integration