diff --git a/TweenEngine-demo-gdx.iml b/TweenEngine-demo-gdx.iml
index 30eb608..f8c1f64 100644
--- a/TweenEngine-demo-gdx.iml
+++ b/TweenEngine-demo-gdx.iml
@@ -29,7 +29,7 @@
       <sourceFolder url="file://$MODULE_DIR$/data" type="java-resource" />
       <sourceFolder url="file://$MODULE_DIR$/webapp" type="java-resource" />
     </content>
-    <orderEntry type="inheritedJdk" />
+    <orderEntry type="jdk" jdkName="1.8" jdkType="JavaSDK" />
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="module" module-name="TweenEngine" />
     <orderEntry type="library" name="lib-GDX (for tweenengine demo)" level="project" />