diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index 627fe0ab..1282d0a2 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -24,7 +24,7 @@ jobs:
 
     env:
       SCCACHE_GHA_ENABLED: "on"
-      RUSTC_WRAPPER: ${{ contains(matrix.runner, 'intel') && '' || '/usr/local/bin/sccache' }}
+      RUSTC_WRAPPER: "${{ contains(matrix.runner, 'intel') && '' || '/usr/local/bin/sccache' }}"
       SCCACHE: 0.3.3
 
     steps: