diff --git a/core/descriptors.runtime/descriptors.runtime.iml b/core/descriptors.runtime/descriptors.runtime.iml
index ff2c899480a..48d25c9e4da 100644
--- a/core/descriptors.runtime/descriptors.runtime.iml
+++ b/core/descriptors.runtime/descriptors.runtime.iml
@@ -7,6 +7,7 @@
         <compilerArguments>
           <option name="languageVersion" value="1.1" />
           <option name="apiVersion" value="1.1" />
+          <option name="version" value="true" />
         </compilerArguments>
       </configuration>
     </facet>
diff --git a/core/reflection.jvm/reflection.jvm.iml b/core/reflection.jvm/reflection.jvm.iml
index 3e18d0f3c2e..fcf05b5fe4c 100644
--- a/core/reflection.jvm/reflection.jvm.iml
+++ b/core/reflection.jvm/reflection.jvm.iml
@@ -7,6 +7,7 @@
         <compilerArguments>
           <option name="languageVersion" value="1.1" />
           <option name="apiVersion" value="1.1" />
+          <option name="version" value="true" />
         </compilerArguments>
       </configuration>
     </facet>
diff --git a/ultimate/.idea/kotlinc.xml b/ultimate/.idea/kotlinc.xml
index ea56145a5ba..e90b1ddc105 100644
--- a/ultimate/.idea/kotlinc.xml
+++ b/ultimate/.idea/kotlinc.xml
@@ -1,5 +1,12 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
+  <component name="Kotlin2JsCompilerArguments">
+    <option name="sourceMapPrefix" value="" />
+    <option name="sourceMapEmbedSources" value="inlining" />
+  </component>
+  <component name="Kotlin2JvmCompilerArguments">
+    <option name="jvmTarget" value="1.8" />
+  </component>
   <component name="KotlinCompilerSettings">
     <option name="additionalArguments" value="-version -Xallow-kotlin-package -Xskip-metadata-version-check" />
   </component>