diff --git a/src/khash.c b/src/khash.c
deleted file mode 100644
index 7ea09cfe7..000000000
--- a/src/khash.c
+++ /dev/null
@@ -1,5 +0,0 @@
-#include "mruby/khash.h"
-
-KHASH_DEFINE(mt, mrb_sym,   struct RProc*, 1, kh_int_hash_func, kh_int_hash_equal)
-KHASH_DEFINE(iv, mrb_sym,   mrb_value,     1, kh_int_hash_func, kh_int_hash_equal)
-