diff --git a/Makefile.rules b/Makefile.rules
index d1b3a551dd1..3fdae66c413 100644
--- a/Makefile.rules
+++ b/Makefile.rules
@@ -1302,7 +1302,7 @@ $(INCTMPFiles) : $(TBLGEN) $(TDFiles)
 # INCFiles rule: All of the tblgen generated files are emitted to 
 # $(ObjDir)/%.inc.tmp, instead of emitting them directly to %.inc.  This allows
 # us to only "touch" the real file if the contents of it change.  IOW, if
-# tblgen is modified, all of the .inc.tmp files are regereated, but no
+# tblgen is modified, all of the .inc.tmp files are regenerated, but no
 # dependencies of the .inc files are, unless the contents of the .inc file
 # changes.
 $(INCFiles) : %.inc : $(ObjDir)/%.inc.tmp