diff --git a/.github/workflows/maven.yml b/.github/workflows/maven.yml
index b10193a2..a865d139 100644
--- a/.github/workflows/maven.yml
+++ b/.github/workflows/maven.yml
@@ -4,9 +4,10 @@ on: [push, pull_request]
 
 jobs:
   build:
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
 
     strategy:
+      fail-fast: false
       matrix:
         java: [8, 11]