diff --git a/lib/Analysis/LoopInfo.cpp b/lib/Analysis/LoopInfo.cpp
index 34089ee..5d31c11 100644
--- a/lib/Analysis/LoopInfo.cpp
+++ b/lib/Analysis/LoopInfo.cpp
@@ -56,7 +56,7 @@
 /// loop-invariant.
 ///
 bool Loop::isLoopInvariant(Instruction *I) const {
-  return !contains(I->getParent());
+  return !contains(I);
 }
 
 /// makeLoopInvariant - If the given value is an instruciton inside of the