diff --git a/.github/workflows/sub-build-push-image.yml b/.github/workflows/sub-build-push-image.yml
index 2c1dc589..db48ca82 100644
--- a/.github/workflows/sub-build-push-image.yml
+++ b/.github/workflows/sub-build-push-image.yml
@@ -1,5 +1,7 @@
 name: Build docker image
 
+permissions: read-all
+
 on:
   workflow_call:
     inputs: