diff --git a/gradle.properties b/gradle.properties
index e5503d5..5fae5f1 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -15,7 +15,7 @@ platformVersion = 2021.1.3
 platformDownloadSources = true
 # Plugin Dependencies -> https://plugins.jetbrains.com/docs/intellij/plugin-dependencies.html
 # Example: platformPlugins = com.intellij.java, com.jetbrains.php:203.4449.22
-platformPlugins =
+platformPlugins = org.jetbrains.kotlin
 
 # Opt-out flag for bundling Kotlin standard library.
 # See https://kotlinlang.org/docs/reference/using-gradle.html#dependency-on-the-standard-library for details.
diff --git a/src/main/resources/META-INF/plugin.xml b/src/main/resources/META-INF/plugin.xml
index a299058..d8180e3 100644
--- a/src/main/resources/META-INF/plugin.xml
+++ b/src/main/resources/META-INF/plugin.xml
@@ -7,6 +7,7 @@
     <!-- https://plugins.jetbrains.com/docs/intellij/plugin-compatibility.html -->
     <depends>com.intellij.modules.platform</depends>
     <depends>com.intellij.modules.lang</depends>
+    <depends optional="true" config-file="de.marhali.easyi18n-kotlin.xml">org.jetbrains.kotlin</depends>
 
     <extensions defaultExtensionNs="com.intellij">
         <toolWindow id="Easy I18n" anchor="bottom" factoryClass="de.marhali.easyi18n.TranslatorToolWindowFactory" />