diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 72cc5f9..37b913e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -50,7 +50,7 @@
 
     - name: Configure
       working-directory: ${{runner.workspace}}/build
-      run: cmake $GITHUB_WORKSPACE
+      run: cmake "${{runner.wporkspace}}"
     - name: Build
       working-directory: ${{runner.workspace}}/build
       run: 	make -j4 all VERBOSE=1