diff --git a/apps/app_mixmonitor.c b/apps/app_mixmonitor.c
index b7d40f3f76..99dc7a4a89 100644
--- a/apps/app_mixmonitor.c
+++ b/apps/app_mixmonitor.c
@@ -923,9 +923,7 @@ static int manager_mixmonitor(struct mansession *s, const struct message *m)
 		return AMI_SUCCESS;
 	}
 
-	strcpy(args, file);
-	strcat(args, ",");
-	strcat(args, options);
+	snprintf(args, sizeof(args), "%s,%s", file, options);
 
 	ast_channel_lock(c);
 	res = mixmonitor_exec(c, args);