diff --git a/plugins/groovy/groovy-psi/src/org/jetbrains/plugins/groovy/codeInspection/utils/EquivalenceChecker.java b/plugins/groovy/groovy-psi/src/org/jetbrains/plugins/groovy/codeInspection/utils/EquivalenceChecker.java
index 00fb04a947a9..558f0d7ce189 100644
--- a/plugins/groovy/groovy-psi/src/org/jetbrains/plugins/groovy/codeInspection/utils/EquivalenceChecker.java
+++ b/plugins/groovy/groovy-psi/src/org/jetbrains/plugins/groovy/codeInspection/utils/EquivalenceChecker.java
@@ -199,8 +199,8 @@ public class EquivalenceChecker {
 
   private static boolean variablesAreEquivalent(@NotNull GrVariable var1,
                                                 @NotNull GrVariable var2) {
-    final GrExpression initializer1 = (GrExpression) var1.getInitializer();
-    final GrExpression initializer2 = (GrExpression) var2.getInitializer();
+    final GrExpression initializer1 = var1.getInitializerGroovy();
+    final GrExpression initializer2 = var2.getInitializerGroovy();
     if (!expressionsAreEquivalent(initializer1, initializer2)) {
       return false;
     }