diff --git a/model/build.gradle b/model/build.gradle
index 619f1237d8b..f68c303c551 100644
--- a/model/build.gradle
+++ b/model/build.gradle
@@ -38,3 +38,8 @@ sourceSets {
     }
   }
 }
+
+java {
+    sourceCompatibility = JavaVersion.VERSION_1_8
+    targetCompatibility = JavaVersion.VERSION_1_8
+}