diff --git a/include/llvm/CodeGen/MachineScheduler.h b/include/llvm/CodeGen/MachineScheduler.h
index b0b6aa7dc54..e5d3a98e6c3 100644
--- a/include/llvm/CodeGen/MachineScheduler.h
+++ b/include/llvm/CodeGen/MachineScheduler.h
@@ -35,7 +35,7 @@ class AliasAnalysis;
 class LiveIntervals;
 class MachineDominatorTree;
 class MachineLoopInfo;
-class RegClassInfo;
+class RegisterClassInfo;
 class ScheduleDAGInstrs;
 
 /// MachineSchedContext provides enough context from the MachineScheduler pass