diff --git a/.idea/kotlinc.xml b/.idea/kotlinc.xml
index ea56145a5ba..7d79b6a003b 100644
--- a/.idea/kotlinc.xml
+++ b/.idea/kotlinc.xml
@@ -1,5 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="KotlinCommonCompilerArguments">
+    <option name="languageVersion" value="1.1" />
+    <option name="apiVersion" value="1.1" />
+  </component>
   <component name="KotlinCompilerSettings">
     <option name="additionalArguments" value="-version -Xallow-kotlin-package -Xskip-metadata-version-check" />
   </component>