diff --git a/scim-wnn/src/wnnproto.h b/scim-wnn/src/wnnproto.h
index 997eb50..7debc74 100644
--- a/scim-wnn/src/wnnproto.h
+++ b/scim-wnn/src/wnnproto.h
@@ -31,6 +31,7 @@
     /* ����Ū�ʤ� */
     #define w_char unsigned short
     struct wnn_buf *jl_open_lang(char *,char *,char *,char *,int (*)(char *),int(*)(char *),int);
+    #define jl_open(a,b,c,d,e,f) jl_open_lang(a,b,NULL,c,d,e,f)
 
 
     /*
@@ -53,7 +54,7 @@
         int jl_fi_nobi_conv(struct wnn_buf*,int,int,int,int,int);
         int jl_zenkouho_suu(struct wnn_buf*);
         #define jl_ren_conv(a,b,c,d,e) jl_fi_ren_conv(a,b,c,d,e)
-        #define jl_nobi_conv(a,b,c,d,e,f) jl_fi_nobi_conv(a,b,s,d,e,f)
+        #define jl_nobi_conv(a,b,c,d,e,f) jl_fi_nobi_conv(a,b,c,d,e,f)
         #define jl_update_hindo(a,b,c) jl_optimize_fi(a,b,c)
 
     /* int jl_isconnect(struct wnn_buf*); */