diff --git a/.github/workflows/build-pgvector-image.yml b/.github/workflows/build-pgvector-image.yml
index e86dc70..4afba7a 100644
--- a/.github/workflows/build-pgvector-image.yml
+++ b/.github/workflows/build-pgvector-image.yml
@@ -10,6 +10,7 @@ env:
 
 permissions:
   contents: read
+  id-token: write
 
 jobs:
   build: