diff --git a/kernel/toposort.h b/kernel/utils.h
similarity index 100%
rename from kernel/toposort.h
rename to kernel/utils.h
diff --git a/passes/opt/opt_const.cc b/passes/opt/opt_const.cc
index 9af1e6bd..58a7f7df 100644
--- a/passes/opt/opt_const.cc
+++ b/passes/opt/opt_const.cc
@@ -21,7 +21,7 @@
 #include "kernel/register.h"
 #include "kernel/sigtools.h"
 #include "kernel/celltypes.h"
-#include "kernel/toposort.h"
+#include "kernel/utils.h"
 #include "kernel/log.h"
 #include <stdlib.h>
 #include <stdio.h>
diff --git a/passes/techmap/techmap.cc b/passes/techmap/techmap.cc
index 59173393..d9d8ddd6 100644
--- a/passes/techmap/techmap.cc
+++ b/passes/techmap/techmap.cc
@@ -18,7 +18,7 @@
  */
 
 #include "kernel/yosys.h"
-#include "kernel/toposort.h"
+#include "kernel/utils.h"
 #include "kernel/sigtools.h"
 #include "libs/sha1/sha1.h"