diff --git a/idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/extractFunction/ui/KotlinExtractFunctionDialog.form b/idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/extractFunction/ui/KotlinExtractFunctionDialog.form
index f8151c44fad..d0928478ed9 100644
--- a/idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/extractFunction/ui/KotlinExtractFunctionDialog.form
+++ b/idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/extractFunction/ui/KotlinExtractFunctionDialog.form
@@ -53,7 +53,7 @@
             <properties/>
             <border type="none" title="Signature Preview"/>
             <children>
-              <component id="7722b" class="org.jetbrains.kotlin.idea.refactoring.introduce.extractFunction.ui.KotlinFunctionSignatureComponent" binding="signaturePreviewField" custom-create="true">
+              <component id="7722b" class="org.jetbrains.kotlin.idea.refactoring.introduce.ui.KotlinSignatureComponent" binding="signaturePreviewField" custom-create="true">
                 <constraints>
                   <grid row="0" column="0" row-span="1" col-span="1" vsize-policy="3" hsize-policy="3" anchor="0" fill="3" indent="0" use-parent-layout="false">
                     <minimum-size width="500" height="100"/>
diff --git a/idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/extractFunction/ui/KotlinExtractFunctionDialog.java b/idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/extractFunction/ui/KotlinExtractFunctionDialog.java
index a044fdb5940..f740ece0697 100644
--- a/idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/extractFunction/ui/KotlinExtractFunctionDialog.java
+++ b/idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/extractFunction/ui/KotlinExtractFunctionDialog.java
@@ -34,6 +34,7 @@ import org.jetbrains.kotlin.idea.core.KotlinNameSuggester;
 import org.jetbrains.kotlin.idea.refactoring.KotlinRefactoringUtilKt;
 import org.jetbrains.kotlin.idea.refactoring.KotlinRefactoringBundle;
 import org.jetbrains.kotlin.idea.refactoring.introduce.extractionEngine.*;
+import org.jetbrains.kotlin.idea.refactoring.introduce.ui.KotlinSignatureComponent;
 import org.jetbrains.kotlin.idea.util.IdeDescriptorRenderers;
 import org.jetbrains.kotlin.lexer.KtTokens;
 import org.jetbrains.kotlin.types.KotlinType;
@@ -49,7 +50,7 @@ public class KotlinExtractFunctionDialog extends DialogWrapper {
     private JPanel contentPane;
     private TitledSeparator inputParametersPanel;
     private JComboBox visibilityBox;
-    private KotlinFunctionSignatureComponent signaturePreviewField;
+    private KotlinSignatureComponent signaturePreviewField;
     private JPanel functionNamePanel;
     private NameSuggestionsField functionNameField;
     private JLabel functionNameLabel;
@@ -82,7 +83,7 @@ public class KotlinExtractFunctionDialog extends DialogWrapper {
     }
 
     private void createUIComponents() {
-        this.signaturePreviewField = new KotlinFunctionSignatureComponent("", project);
+        this.signaturePreviewField = new KotlinSignatureComponent("", project);
     }
 
     private boolean isVisibilitySectionAvailable() {
diff --git a/idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/extractFunction/ui/KotlinFunctionSignatureComponent.kt b/idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/ui/KotlinSignatureComponent.kt
similarity index 86%
rename from idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/extractFunction/ui/KotlinFunctionSignatureComponent.kt
rename to idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/ui/KotlinSignatureComponent.kt
index e49bedf4661..91bc3915bbf 100644
--- a/idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/extractFunction/ui/KotlinFunctionSignatureComponent.kt
+++ b/idea/src/org/jetbrains/kotlin/idea/refactoring/introduce/ui/KotlinSignatureComponent.kt
@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2015 JetBrains s.r.o.
+ * Copyright 2010-2016 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,13 +14,13 @@
  * limitations under the License.
  */
 
-package org.jetbrains.kotlin.idea.refactoring.introduce.extractFunction.ui
+package org.jetbrains.kotlin.idea.refactoring.introduce.ui
 
 import com.intellij.openapi.project.Project
 import org.jetbrains.kotlin.idea.KotlinFileType
 import com.intellij.refactoring.ui.MethodSignatureComponent
 
-class KotlinFunctionSignatureComponent(
+class KotlinSignatureComponent(
         signature: String, project: Project
 ) : MethodSignatureComponent(signature, project, KotlinFileType.INSTANCE) {
     private val myFileName = "dummy." + KotlinFileType.EXTENSION