diff --git a/.github/workflows/developer-guideline-check.yml b/.github/workflows/developer-guideline-check.yml
index 89207da4..cce3c3b1 100644
--- a/.github/workflows/developer-guideline-check.yml
+++ b/.github/workflows/developer-guideline-check.yml
@@ -12,6 +12,9 @@ concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
 
+env:
+  QT_VERSION:     "6.2.0"
+
 jobs:
   build:
     runs-on: ubuntu-latest