diff --git a/arcos_backend/_utils.py b/arcos_backend/_utils.py
index f008999..dcce657 100644
--- a/arcos_backend/_utils.py
+++ b/arcos_backend/_utils.py
@@ -1,11 +1,11 @@
 import hashlib
-
+from profanity import profanity
 
 MAX_USERNAME_LEN = 25
 
 
 def validate_username(username: str) -> bool:
-    if len(username) > MAX_USERNAME_LEN or len(username) < 1:
+    if len(username) > MAX_USERNAME_LEN or len(username) < 1 or profanity.contains_profanity(username):
         return False
     return True