diff --git a/src/nvim/hashtab.h b/src/nvim/hashtab.h
index 172f5ca13e..7233d8c47c 100644
--- a/src/nvim/hashtab.h
+++ b/src/nvim/hashtab.h
@@ -1,7 +1,9 @@
 #ifndef NVIM_HASHTAB_H
 #define NVIM_HASHTAB_H
 
-#include "nvim/vim.h"
+#include <stddef.h>
+
+#include "nvim/types.h"
 
 /// Type for hash number (hash calculation result).
 typedef size_t hash_T;