diff --git a/include/llvm/Target/TargetLowering.h b/include/llvm/Target/TargetLowering.h
index c5fed02e17b..7943064caf6 100644
--- a/include/llvm/Target/TargetLowering.h
+++ b/include/llvm/Target/TargetLowering.h
@@ -2684,7 +2684,7 @@ public:
   /// pointer.
   ///
   /// This should only be used for C_Register constraints.  On error, this
-  /// returns a register number of 0 and a null register class pointer..
+  /// returns a register number of 0 and a null register class pointer.
   virtual std::pair<unsigned, const TargetRegisterClass*>
     getRegForInlineAsmConstraint(const std::string &Constraint,
                                  MVT VT) const;