diff --git a/llvm/include/llvm/CodeGen/GlobalISel/IRTranslator.h b/llvm/include/llvm/CodeGen/GlobalISel/IRTranslator.h
index 281d665f235a..00a975496628 100644
--- a/llvm/include/llvm/CodeGen/GlobalISel/IRTranslator.h
+++ b/llvm/include/llvm/CodeGen/GlobalISel/IRTranslator.h
@@ -426,7 +426,7 @@ public:
   //     MIRBuilder.getOrCreateBB(bb)
   //     for each inst in bb
   //       if (!translate(MIRBuilder, inst, ValToVReg, ConstantToSequence))
-  //         report_fatal_error(“Don’t know how to translate input");
+  //         report_fatal_error("Don't know how to translate input");
   //   finalize()
   bool runOnMachineFunction(MachineFunction &MF) override;
 };