diff --git a/lib/CodeGen/PrologEpilogInserter.cpp b/lib/CodeGen/PrologEpilogInserter.cpp
index 0b22d904a59..df42b3d1774 100644
--- a/lib/CodeGen/PrologEpilogInserter.cpp
+++ b/lib/CodeGen/PrologEpilogInserter.cpp
@@ -829,7 +829,7 @@ void PEI::scavengeFrameVirtualRegs(MachineFunction &Fn) {
             ScratchReg = RS->scavengeRegister(RC, I, SPAdj);
             ++NumScavengedRegs;
           }
-          // replace this reference to the virtual register with the
+          // Replace this reference to the virtual register with the
           // scratch register.
           assert (ScratchReg && "Missing scratch register!");
           MI->getOperand(i).setReg(ScratchReg);