diff --git a/.github/workflows/package-raspberry-pi.yml b/.github/workflows/package-raspberry-pi.yml
index 1e15a1c5..d4ac06cf 100644
--- a/.github/workflows/package-raspberry-pi.yml
+++ b/.github/workflows/package-raspberry-pi.yml
@@ -7,7 +7,7 @@ on:
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     steps:
       - name: Check out code
         uses: actions/checkout@v2