diff --git a/java/java-impl/src/com/intellij/refactoring/typeMigration/ui/TypeMigrationDialog.java b/java/java-impl/src/com/intellij/refactoring/typeMigration/ui/TypeMigrationDialog.java
index 6ffaf333001d..3ba66bb0590e 100644
--- a/java/java-impl/src/com/intellij/refactoring/typeMigration/ui/TypeMigrationDialog.java
+++ b/java/java-impl/src/com/intellij/refactoring/typeMigration/ui/TypeMigrationDialog.java
@@ -257,6 +257,10 @@ public class TypeMigrationDialog extends RefactoringDialog {
       return "type of variable " + ((PsiLocalVariable)element).getName();
     }
 
+    if (element instanceof PsiReferenceParameterList) {
+      return "class type arguments ";
+    }
+    
     if (element instanceof PsiParameter) {
       final PsiParameter param = (PsiParameter)element;
       String result = "type of parameter " + param.getName();