diff --git a/.github/workflows/s3-primary.yml b/.github/workflows/s3-primary.yml
index 9fbc3f8d6687a..53fc9dbb507a7 100644
--- a/.github/workflows/s3-primary.yml
+++ b/.github/workflows/s3-primary.yml
@@ -8,7 +8,7 @@ on:
 
 jobs:
   s3-primary-tests-minio:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
 
     strategy:
       # do not stop on another job's failure