diff --git a/include/clang/Driver/CC1Options.td b/include/clang/Driver/CC1Options.td
index d840436..d8e9e3d 100644
--- a/include/clang/Driver/CC1Options.td
+++ b/include/clang/Driver/CC1Options.td
@@ -264,7 +264,7 @@
 def ferror_limit : Separate<"-ferror-limit">, MetaVarName<"<N>">,
   HelpText<"Set the maximum number of errors to emit before stopping (0 = no limit).">;
 def fmacro_backtrace_limit : Separate<"-fmacro-backtrace-limit">, MetaVarName<"<N>">,
-  HelpText<"Set the maximum number of entries to print in a macro instantiation backtrace (0 = no limit).">;
+  HelpText<"Set the maximum number of entries to print in a macro expansion backtrace (0 = no limit).">;
 def ftemplate_backtrace_limit : Separate<"-ftemplate-backtrace-limit">, MetaVarName<"<N>">,
   HelpText<"Set the maximum number of entries to print in a template instantiation backtrace (0 = no limit).">;
 def fmessage_length : Separate<"-fmessage-length">, MetaVarName<"<N>">,