diff --git a/lib/Checker/CastToStructChecker.cpp b/lib/Checker/CastToStructChecker.cpp
index 2c16f89..eeaed97 100644
--- a/lib/Checker/CastToStructChecker.cpp
+++ b/lib/Checker/CastToStructChecker.cpp
@@ -51,7 +51,7 @@
   QualType OrigPointeeTy = OrigPTy->getPointeeType();
   QualType ToPointeeTy = ToPTy->getPointeeType();
 
-  if (!ToPointeeTy->isStructureType())
+  if (!ToPointeeTy->isStructureOrClassType())
     return;
 
   // We allow cast from void*.