diff --git a/dunstify.c b/dunstify.c
index c81af77..495f4a7 100644
--- a/dunstify.c
+++ b/dunstify.c
@@ -36,7 +36,7 @@ static GOptionEntry entries[] =
     { "serverinfo",   's', 0, G_OPTION_ARG_NONE,         &serverinfo,     "Print server information and exit", NULL},
     { "printid",      'p', 0, G_OPTION_ARG_NONE,         &printid,        "Print id, which can be used to update/replace this notification", NULL},
     { "replace",      'r', 0, G_OPTION_ARG_INT,          &replace_id,     "Set id of this notification.", "ID"},
-    { "close",        'C', 0, G_OPTION_ARG_INT,          &close_id,       "Set id of this notification.", "ID"},
+    { "close",        'C', 0, G_OPTION_ARG_INT,          &close_id,       "Close the notification with the specified ID", "ID"},
     { "block",        'b', 0, G_OPTION_ARG_NONE,         &block,          "Block until notification is closed and print close reason", NULL},
     { NULL }
 };