diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/BindingContext.java b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/BindingContext.java
index cbecc3a3a97..df4661c7579 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/BindingContext.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/BindingContext.java
@@ -87,6 +87,8 @@ public interface BindingContext {
 
     WritableSlice<JetReferenceExpression, DeclarationDescriptor> REFERENCE_TARGET =
             new BasicWritableSlice<JetReferenceExpression, DeclarationDescriptor>(DO_NOTHING);
+
+    @KotlinSignature("val RESOLVED_CALL: WritableSlice<JetElement, ResolvedCall<out CallableDescriptor>>")
     WritableSlice<JetElement, ResolvedCall<? extends CallableDescriptor>> RESOLVED_CALL =
             new BasicWritableSlice<JetElement, ResolvedCall<? extends CallableDescriptor>>(DO_NOTHING);
     WritableSlice<ResolvedCall<?>, TailRecursionKind> TAIL_RECURSION_CALL = Slices.createSimpleSlice();