diff --git a/plugins/groovy/src/org/jetbrains/plugins/groovy/refactoring/GroovyRefactoringUtil.java b/plugins/groovy/src/org/jetbrains/plugins/groovy/refactoring/GroovyRefactoringUtil.java
index 8d22f5555172..e06f0b18f162 100644
--- a/plugins/groovy/src/org/jetbrains/plugins/groovy/refactoring/GroovyRefactoringUtil.java
+++ b/plugins/groovy/src/org/jetbrains/plugins/groovy/refactoring/GroovyRefactoringUtil.java
@@ -635,7 +635,7 @@ public abstract class GroovyRefactoringUtil {
   }
 
   public static GrExpression generateArgFromMultiArg(PsiSubstitutor substitutor,
-                                                     List<PsiElement> arguments,
+                                                     List<? extends PsiElement> arguments,
                                                      PsiType type,
                                                      final Project project) {
     StringBuilder argText = new StringBuilder();