diff --git a/plugins/groovy/src/org/jetbrains/plugins/groovy/lang/psi/impl/synthetic/GrImplicitVariable.java b/plugins/groovy/src/org/jetbrains/plugins/groovy/lang/psi/impl/synthetic/GrImplicitVariable.java
index c97830fb3254..a2c63e4e2e17 100644
--- a/plugins/groovy/src/org/jetbrains/plugins/groovy/lang/psi/impl/synthetic/GrImplicitVariable.java
+++ b/plugins/groovy/src/org/jetbrains/plugins/groovy/lang/psi/impl/synthetic/GrImplicitVariable.java
@@ -15,12 +15,12 @@
  */
 package org.jetbrains.plugins.groovy.lang.psi.impl.synthetic;
 
-import com.intellij.psi.ImplicitVariable;
 import com.intellij.psi.NavigatablePsiElement;
+import com.intellij.psi.PsiVariable;
 
 /**
  * User: Dmitry.Krasilschikov
  * Date: 04.02.2008
  */
-public interface GrImplicitVariable extends ImplicitVariable, NavigatablePsiElement {
+public interface GrImplicitVariable extends PsiVariable, NavigatablePsiElement  {
 }
diff --git a/plugins/groovy/src/org/jetbrains/plugins/groovy/lang/psi/impl/synthetic/GrImplicitVariableImpl.java b/plugins/groovy/src/org/jetbrains/plugins/groovy/lang/psi/impl/synthetic/GrImplicitVariableImpl.java
index b534d3d66c05..93b171934ab1 100644
--- a/plugins/groovy/src/org/jetbrains/plugins/groovy/lang/psi/impl/synthetic/GrImplicitVariableImpl.java
+++ b/plugins/groovy/src/org/jetbrains/plugins/groovy/lang/psi/impl/synthetic/GrImplicitVariableImpl.java
@@ -29,20 +29,10 @@ public class GrImplicitVariableImpl extends LightVariableBase implements GrImpli
     myNameIdentifier = new GrLightIdentifier(myManager, name);
   }
 
-  public void accept(@NotNull PsiElementVisitor visitor) {
-    if (visitor instanceof JavaElementVisitor) {
-      ((JavaElementVisitor) visitor).visitImplicitVariable(this);
-    }
-  }
-
   public String toString() {
     return "Specific implicit variable: " + getName();
   }
 
-  public void setInitializer(@Nullable PsiExpression initializer) throws IncorrectOperationException {
-    throw new IncorrectOperationException();
-  }
-
   @Override
   public PsiModifierList getModifierList() {
     return myInnerModifierList;