diff --git a/.idea/kotlinc.xml b/.idea/kotlinc.xml
index 88cf87c..9b361e3 100644
--- a/.idea/kotlinc.xml
+++ b/.idea/kotlinc.xml
@@ -2,6 +2,6 @@
 <project version="4">
   <component name="KotlinJpsPluginSettings">
     <option name="externalSystemId" value="Gradle" />
-    <option name="version" value="2.1.20" />
+    <option name="version" value="2.0.21" />
   </component>
 </project>
\ No newline at end of file