diff --git a/.github/workflows/run_coverage.yml b/.github/workflows/run_coverage.yml
index 20011920..f00f6364 100644
--- a/.github/workflows/run_coverage.yml
+++ b/.github/workflows/run_coverage.yml
@@ -46,7 +46,7 @@ jobs:
           python -m pip install --upgrade pip
 
       - name: Install package
-        if: ! ${{ matrix.opt_req }}
+        if: ${{ ! matrix.opt_req }}
         run: |
           python -m pip install ".[test]"