diff --git a/.github/actions/gpu_setup/action.yml b/.github/actions/gpu_setup/action.yml
index a5af0d306..5ea3a1c49 100644
--- a/.github/actions/gpu_setup/action.yml
+++ b/.github/actions/gpu_setup/action.yml
@@ -45,7 +45,7 @@ runs:
       env:
         GCC_VERSION: ${{ inputs.gcc-version }}
       run: |
-        which gcc-"{GCC_VERSION}"
+        which gcc-"${GCC_VERSION}"
 
     - name: Install CUDA
       if: inputs.github-instance == 'true'