diff --git a/src/proto/if_python.pro b/src/proto/if_python.pro
index be206e4..51054ca 100644
--- a/src/proto/if_python.pro
+++ b/src/proto/if_python.pro
@@ -1,13 +1,13 @@
 /* if_python.c */
-int python_enabled __ARGS((int verbose));
-void python_end __ARGS((void));
-int python_loaded __ARGS((void));
-void ex_python __ARGS((exarg_T *eap));
-void ex_pyfile __ARGS((exarg_T *eap));
-void ex_pydo __ARGS((exarg_T *eap));
-void python_buffer_free __ARGS((buf_T *buf));
-void python_window_free __ARGS((win_T *win));
-void python_tabpage_free __ARGS((tabpage_T *tab));
-void do_pyeval __ARGS((char_u *str, typval_T *rettv));
-int set_ref_in_python __ARGS((int copyID));
+int python_enabled(int verbose);
+void python_end(void);
+int python_loaded(void);
+void ex_python(exarg_T *eap);
+void ex_pyfile(exarg_T *eap);
+void ex_pydo(exarg_T *eap);
+void python_buffer_free(buf_T *buf);
+void python_window_free(win_T *win);
+void python_tabpage_free(tabpage_T *tab);
+void do_pyeval(char_u *str, typval_T *rettv);
+int set_ref_in_python(int copyID);
 /* vim: set ft=c : */