diff --git a/.github/workflows/on_release_build_contracts.yml b/.github/workflows/on_release_build_contracts.yml
new file mode 100644
index 0000000..1358961
--- /dev/null
+++ b/.github/workflows/on_release_build_contracts.yml
@@ -0,0 +1,15 @@
+name: On release, build contracts
+
+on:
+  release:
+    types: [published]
+
+permissions:
+  contents: write
+
+jobs:
+  build:
+    uses: multiversx/mx-sc-actions/.github/workflows/reproducible-build.yml@v2.2.1
+    with:
+      image_tag: v4.1.1
+      attach_to_existing_release: true