diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index 1f19a8e80..fd25c3a0d 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -13,6 +13,9 @@ on:
 jobs:
   test:
     runs-on: ubuntu-18.04
+    strategy:
+      matrix:
+        java: [1.8, 1.11]
 
     steps:
     - name: Checkout