diff --git a/.github/workflows/R-CMD-check.yaml b/.github/workflows/R-CMD-check.yaml
index d2a7fa1..da5a3bd 100644
--- a/.github/workflows/R-CMD-check.yaml
+++ b/.github/workflows/R-CMD-check.yaml
@@ -28,7 +28,7 @@ jobs:
     env:
       GITHUB_PAT: ${{ secrets.GITHUB_TOKEN }}
       R_KEEP_PKG_SOURCE: yes
-      _R_CHECK_TESTS_: "false"
+      _R_CHECK_TESTS_: false
 
     steps:
       - uses: actions/checkout@v4