diff --git a/.github/workflows/sterile-build-and-test.yml b/.github/workflows/sterile-build-and-test.yml
index f1a3db20..35fae5bc 100644
--- a/.github/workflows/sterile-build-and-test.yml
+++ b/.github/workflows/sterile-build-and-test.yml
@@ -19,6 +19,7 @@ concurrency:
 jobs:
   test:
     permissions:
+      contents: read
       packages: read
       id-token: write
     runs-on: lab
@@ -135,6 +136,7 @@ jobs:
 
   push:
     permissions:
+      contents: read
       packages: write
       id-token: write
     runs-on: lab