diff --git a/src/version.c b/src/version.c
index fbe8a5838..7aac44d62 100644
--- a/src/version.c
+++ b/src/version.c
@@ -1,6 +1,5 @@
 #include "mruby.h"
 #include "mruby/variable.h"
-#include "mruby/version.h"
 
 void
 mrb_init_version(mrb_state* mrb)