diff --git a/support/tools/TableGen/FileLexer.l b/support/tools/TableGen/FileLexer.l
index f3cd32522aa..52f46b5239a 100644
--- a/support/tools/TableGen/FileLexer.l
+++ b/support/tools/TableGen/FileLexer.l
@@ -21,7 +21,6 @@
 
 %{
 #include "Record.h"
-#include "Support/CommandLine.h"
 typedef std::pair<Record*, std::vector<Init*>*> SubClassRefTy;
 #include "FileParser.h"
 
diff --git a/utils/TableGen/FileLexer.l b/utils/TableGen/FileLexer.l
index f3cd32522aa..52f46b5239a 100644
--- a/utils/TableGen/FileLexer.l
+++ b/utils/TableGen/FileLexer.l
@@ -21,7 +21,6 @@
 
 %{
 #include "Record.h"
-#include "Support/CommandLine.h"
 typedef std::pair<Record*, std::vector<Init*>*> SubClassRefTy;
 #include "FileParser.h"