diff --git a/core/descriptors/src/org/jetbrains/jet/lang/resolve/scopes/JetScope.kt b/core/descriptors/src/org/jetbrains/jet/lang/resolve/scopes/JetScope.kt
index c12a09f83fd..875833cd5b9 100644
--- a/core/descriptors/src/org/jetbrains/jet/lang/resolve/scopes/JetScope.kt
+++ b/core/descriptors/src/org/jetbrains/jet/lang/resolve/scopes/JetScope.kt
@@ -46,7 +46,7 @@ public trait JetScope {
      *
      * @return All visible descriptors from current scope.
      */
-    public fun getAllDescriptors(): Collection<DeclarationDescriptor> = getDescriptors()
+    public final fun getAllDescriptors(): Collection<DeclarationDescriptor> = getDescriptors()
 
     /**
      * All visible descriptors from current scope possibly filtered by the given name and kind filters