diff --git a/.github/workflows/block-invalid-merges-develop.yml b/.github/workflows/block-invalid-merges-develop.yml
index 76faf36..58475b7 100644
--- a/.github/workflows/block-invalid-merges-develop.yml
+++ b/.github/workflows/block-invalid-merges-develop.yml
@@ -1,4 +1,6 @@
 name: Prevenir Merges inválidos para o Develop
+permissions:
+  contents: read
 
 on:
   pull_request: