diff --git a/cfg/global_vars.mk b/cfg/global_vars.mk
index 9a7d459..37a5283 100644
--- a/cfg/global_vars.mk
+++ b/cfg/global_vars.mk
@@ -1,5 +1,5 @@
 # Version
-TOXIC_VERSION = 0.4.7
+TOXIC_VERSION = 0.5.0
 REV = $(shell git rev-list HEAD --count)
 VERSION = $(TOXIC_VERSION)_r$(REV)
 
diff --git a/src/execute.c b/src/execute.c
index f87525b..0682605 100644
--- a/src/execute.c
+++ b/src/execute.c
@@ -170,9 +170,5 @@ void execute(WINDOW *w, ToxWindow *self, Tox *m, const char *input, int mode)
     if (do_command(w, self, m, num_args, GLOBAL_NUM_COMMANDS, global_commands, args) == 0)
         return;
 
-#ifdef _SOUND_NOTIFY
-        sound_notify(self, error, 0, NULL);
-#else
-        line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "Invalid command.");
-#endif
+    line_info_add(self, NULL, NULL, NULL, SYS_MSG, 0, 0, "Invalid command.");
 }