diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index bd05da36b..4da17a047 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -185,7 +185,7 @@ jobs:
           # prepare credentials for Google Cloud Storage tests in a temp file
           export GOOGLE_APPLICATION_CREDENTIALS=$(mktemp --tmpdir restic-gcs-auth-XXXXXXX)
           echo $RESTIC_TEST_GS_APPLICATION_CREDENTIALS_B64 | base64 -d > $GOOGLE_APPLICATION_CREDENTIALS
-          go test -cover -parallel 5 ./internal/backend/...
+          go test -cover -parallel 5 -timeout 15m ./internal/backend/...
 
         # only run cloud backend tests for pull requests from and pushes to our
         # own repo, otherwise the secrets are not available