diff --git a/lib/Sema/SemaDeclObjC.cpp b/lib/Sema/SemaDeclObjC.cpp
index dc8ce06..1c9594a 100644
--- a/lib/Sema/SemaDeclObjC.cpp
+++ b/lib/Sema/SemaDeclObjC.cpp
@@ -1698,7 +1698,7 @@
     if (!PropertyIvar)
       PropertyIvar = PropertyId;
     // Check that this is a previously declared 'ivar' in 'IDecl' interface
-    Ivar = IDecl->FindIvarDeclaration(PropertyIvar);
+    Ivar = IDecl->lookupInstanceVariable(PropertyIvar);
     if (!Ivar) {
       Diag(PropertyLoc, diag::error_missing_property_ivar_decl) << PropertyId;
       return 0;