diff --git a/.github/workflows/testdata_version.yml b/.github/workflows/testdata_version.yml
index 37f4a8495..325833d74 100644
--- a/.github/workflows/testdata_version.yml
+++ b/.github/workflows/testdata_version.yml
@@ -16,6 +16,9 @@ jobs:
   use-latest-tag:
     name: Check Latest xclim-testdata Tag
     runs-on: ubuntu-latest
+    permissions:
+      contents: read
+      pull-requests: write
     steps:
       - uses: actions/checkout@v4.1.1
       - name: Find xclim-testdata Tag and CI Testing Branch