1 files changed, 6 insertions, 6 deletions
diff --git a/src/history.h b/src/history.h
index 6752c2c..94ec147 100644
--- a/src/history.h
+++ b/src/history.h
@@ -21,14 +21,14 @@
 #ifndef _RATPOISON_HISTORY_H
 #define _RATPOISON_HISTORY_H 1
 
-void  history_load ();
-void  history_save ();
+void  history_load (void);
+void  history_save (void);
 void  history_resize (int size);
-void  history_reset ();
+void  history_reset (void);
 void  history_add (char *item);
-char *history_next ();
-char *history_previous ();
-char *history_list_items ();
+char *history_next (void);
+char *history_previous (void);
+char *history_list_items (void);
 int   history_expand_line (char *string, char **output);
 
 #endif /* ! _RATPOISON_HISTORY_H */