diff --git a/.github/workflows/Linux.yml b/.github/workflows/Linux.yml
index c73adca15..48152b8d5 100644
--- a/.github/workflows/Linux.yml
+++ b/.github/workflows/Linux.yml
@@ -17,6 +17,8 @@ jobs:
         submodules: true
     - name: Install Qt
       uses: jurplel/install-qt-action@v2
+      with:
+        version: '5.12.9'
     - name: Install dependencies
       run: |
        sudo apt-get install -y mesa-common-dev libglu1-mesa-dev libgmp-dev libxcb-icccm4 libxcb-image0