diff --git a/lib/CodeGen/CGRecordLayoutBuilder.cpp b/lib/CodeGen/CGRecordLayoutBuilder.cpp
index 77a319f..6f53caf 100644
--- a/lib/CodeGen/CGRecordLayoutBuilder.cpp
+++ b/lib/CodeGen/CGRecordLayoutBuilder.cpp
@@ -516,7 +516,7 @@
     if (BaseDecl == PrimaryBase && !Layout.getPrimaryBaseWasVirtual())
       continue;
 
-    LayoutNonVirtualBase(BaseDecl, Layout.getBaseClassOffset(BaseDecl));
+    LayoutNonVirtualBase(BaseDecl, Layout.getBaseClassOffsetInBits(BaseDecl));
   }
 }