diff --git a/idea/src/org/jetbrains/jet/lang/psi/JetReferenceExpression.java b/idea/src/org/jetbrains/jet/lang/psi/JetReferenceExpression.java
index b171f67e550..f8cdea04daa 100644
--- a/idea/src/org/jetbrains/jet/lang/psi/JetReferenceExpression.java
+++ b/idea/src/org/jetbrains/jet/lang/psi/JetReferenceExpression.java
@@ -6,7 +6,6 @@ import com.intellij.psi.PsiElement;
 import com.intellij.psi.PsiReference;
 import com.intellij.psi.tree.IElementType;
 import com.intellij.psi.tree.TokenSet;
-import com.intellij.psi.util.PsiTreeUtil;
 import com.intellij.util.IncorrectOperationException;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.annotations.Nullable;
@@ -69,7 +68,7 @@ public class JetReferenceExpression extends JetExpression {
             @Override
             public PsiElement resolve() {
                 PsiElement element = getElement();
-                JetFile file = PsiTreeUtil.getParentOfType(element, JetFile.class);
+                JetFile file = (JetFile) element.getContainingFile();
                 BindingContext bindingContext = AnalyzingUtils.analyzeFile(file, ErrorHandler.DO_NOTHING);
                 PsiElement psiElement = bindingContext.resolveToDeclarationPsiElement(JetReferenceExpression.this);
                 return psiElement == null
diff --git a/idea/src/org/jetbrains/jet/plugin/JetQuickDocumentationProvider.java b/idea/src/org/jetbrains/jet/plugin/JetQuickDocumentationProvider.java
index c342b59cb48..d5bcbf3f139 100644
--- a/idea/src/org/jetbrains/jet/plugin/JetQuickDocumentationProvider.java
+++ b/idea/src/org/jetbrains/jet/plugin/JetQuickDocumentationProvider.java
@@ -20,7 +20,7 @@ public class JetQuickDocumentationProvider extends QuickDocumentationProvider {
     public String getQuickNavigateInfo(PsiElement element, PsiElement originalElement) {
         JetReferenceExpression ref = PsiTreeUtil.getParentOfType(originalElement, JetReferenceExpression.class);
         if (ref != null) {
-            BindingContext bindingContext = AnalyzingUtils.analyzeFile(PsiTreeUtil.getParentOfType(originalElement, JetFile.class), ErrorHandler.DO_NOTHING);
+            BindingContext bindingContext = AnalyzingUtils.analyzeFile((JetFile) element.getContainingFile(), ErrorHandler.DO_NOTHING);
             DeclarationDescriptor declarationDescriptor = bindingContext.resolveReferenceExpression(ref);
             if (declarationDescriptor != null) {
                 String text = DescriptorUtil.renderPresentableText(declarationDescriptor);