diff --git a/.github/workflows/composer_diff.yaml b/.github/workflows/composer_diff.yaml
new file mode 100644
index 0000000..3dbe7a4
--- /dev/null
+++ b/.github/workflows/composer_diff.yaml
@@ -0,0 +1,35 @@
+name: Composer Diff
+
+on:
+    push:
+        paths:
+            - 'composer.lock'
+    pull_request:
+        paths:
+            - 'composer.lock'
+
+jobs:
+    build:
+        runs-on: ubuntu-latest
+
+        steps:
+            -   name: Checkout code
+                uses: actions/checkout@v4
+                with:
+                    fetch-depth: 0
+
+            -   name: Generate composer diff
+                id: composer_diff
+                uses: IonBazan/composer-diff-action@v1
+
+            -   uses: marocchino/sticky-pull-request-comment@v2
+                if: ${{ steps.composer_diff.outputs.composer_diff_exit_code != 0 }}
+                with:
+                    header: composer-diff
+                    message: |
+                        <details>
+                        <summary>Composer package changes</summary>
+                        
+                        ${{ steps.composer_diff.outputs.composer_diff }}
+                        
+                        </details>