diff --git a/versions.json b/versions.json
index 33c62c66f..706473071 100644
--- a/versions.json
+++ b/versions.json
@@ -527,7 +527,7 @@
             "pro": true
         },
         "vaadin-testbench": {
-            "javaVersion": "10.1.0",
+            "javaVersion": "10.2.0-alpha1",
             "pro": true
         }
     }