diff --git a/idea/src/META-INF/maven.xml b/idea/src/META-INF/maven.xml
index 119605235b9..f5bfd1694b3 100644
--- a/idea/src/META-INF/maven.xml
+++ b/idea/src/META-INF/maven.xml
@@ -15,6 +15,8 @@
       <param name="defaultSourceDirs/defaultSourceDir" refProvider="org.jetbrains.idea.maven.plugins.api.common.MavenCommonParamReferenceProviders$DirPath"/>
       <param name="defaultSourceDirs/sourceDir" refProvider="org.jetbrains.idea.maven.plugins.api.common.MavenCommonParamReferenceProviders$DirPath"/>
       <param name="defaultSourceDirs/dir" refProvider="org.jetbrains.idea.maven.plugins.api.common.MavenCommonParamReferenceProviders$DirPath"/>
+
+      <param name="script" language="kotlin" />
     </pluginDescriptor>
   </extensions>
   <extensions defaultExtensionNs="com.intellij">