diff --git a/src/yandere_bot.py b/src/yandere_bot.py
index b62640d..973ec58 100644
--- a/src/yandere_bot.py
+++ b/src/yandere_bot.py
@@ -158,7 +158,7 @@ class YandereBot:
 	def blacklist(self, picked):
 		self.lenBlacklist += 1
 		for path in self.settings_behavior["master_blacklist_w"]:
-			with open(path, "w") as f:
+			with open(path, "a") as f:
 				print(picked.get_full_string(), file=f)
 
 	# load_pictures will return a list of YanHashObj() with a blacklist(s) applied