diff --git a/base/res_list.hh b/base/res_list.hh
index b5eb209c9..a5005c906 100644
--- a/base/res_list.hh
+++ b/base/res_list.hh
@@ -30,7 +30,6 @@
 #define __RES_LIST_HH__
 
 #include "cprintf.hh"
-#include "std_types.hh"
 #include <assert.h>
 
 #define DEBUG_REMOVE 0
diff --git a/sim/exetrace.hh b/sim/exetrace.hh
index d5b9dc218..2eb7753e5 100644
--- a/sim/exetrace.hh
+++ b/sim/exetrace.hh
@@ -33,7 +33,7 @@
 #include <vector>
 
 #include "host.hh"
-#include "std_types.hh"	// for InstSeqNum
+#include "inst_seq.hh"	// for InstSeqNum
 #include "trace.hh"
 #include "exec_context.hh"
 #include "static_inst.hh"
diff --git a/sim/std_types.hh b/sim/inst_seq.hh
similarity index 100%
rename from sim/std_types.hh
rename to sim/inst_seq.hh