diff --git a/plugins/groovy/src/org/jetbrains/plugins/groovy/refactoring/introduce/parameter/GrIntroduceParameterDialog.java b/plugins/groovy/src/org/jetbrains/plugins/groovy/refactoring/introduce/parameter/GrIntroduceParameterDialog.java
index 6c2fc2c54651..a872e2c6b352 100644
--- a/plugins/groovy/src/org/jetbrains/plugins/groovy/refactoring/introduce/parameter/GrIntroduceParameterDialog.java
+++ b/plugins/groovy/src/org/jetbrains/plugins/groovy/refactoring/introduce/parameter/GrIntroduceParameterDialog.java
@@ -180,7 +180,7 @@ public class GrIntroduceParameterDialog extends RefactoringDialog implements GrI
   }
 
   private void createUIComponents() {
-    myTypeComboBox = new GrTypeComboBox(myContext.var != null ? myContext.var.getDeclaredType() : myContext.expression.getType());
+    myTypeComboBox = new GrTypeComboBox(myContext.var != null ? myContext.var.getDeclaredType() : myContext.expression.getType(), true);
 
     String[] possibleNames = GroovyNameSuggestionUtil.suggestVariableNames(myContext.expression, new GroovyFieldValidator(myContext), true);
     if (myContext.var != null) {
diff --git a/plugins/groovy/src/org/jetbrains/plugins/groovy/refactoring/ui/GrTypeComboBox.java b/plugins/groovy/src/org/jetbrains/plugins/groovy/refactoring/ui/GrTypeComboBox.java
index 80c3c2eb6276..4f17c158c0ec 100644
--- a/plugins/groovy/src/org/jetbrains/plugins/groovy/refactoring/ui/GrTypeComboBox.java
+++ b/plugins/groovy/src/org/jetbrains/plugins/groovy/refactoring/ui/GrTypeComboBox.java
@@ -29,9 +29,16 @@ public class GrTypeComboBox extends JComboBox {
   private final PsiType myType;
 
   public GrTypeComboBox(PsiType type) {
+    this(type, false);
+  }
+
+  public GrTypeComboBox(PsiType type, boolean selectType) {
     super();
     myType = type;
     initialize();
+    if (selectType && getItemCount() > 1) {
+      setSelectedIndex(1);
+    }
   }
 
   private void initialize() {