diff --git a/src/proto/syntax.pro b/src/proto/syntax.pro
index b4dd3ea..82cebce 100644
--- a/src/proto/syntax.pro
+++ b/src/proto/syntax.pro
@@ -13,7 +13,7 @@
 int syn_get_id __ARGS((long lnum, long col, int trans));
 int syn_get_foldlevel __ARGS((win_T *wp, long lnum));
 void init_highlight __ARGS((int both, int reset));
-int load_colors __ARGS((char_u *p));
+int load_colors __ARGS((char_u *name));
 void do_highlight __ARGS((char_u *line, int forceit, int init));
 void restore_cterm_colors __ARGS((void));
 void set_normal_colors __ARGS((void));