diff --git a/main.py b/main.py
index 7fb586c..ff7e103 100644
--- a/main.py
+++ b/main.py
@@ -133,10 +133,10 @@ def remove_user():
     users = c.fetchall()
     if users != []:
         user_name = users[0][1]
-        c.execute(f"DELETE FROM tags WHERE userid={user_id}")  
-        db_log.info(f"Deleted all tags from user {user_id}")
-        c.execute(f"DELETE FROM users WHERE id={user_id}")
-        db_log.info(f"Deleted user {user_id}")
+        c.execute(f"DELETE FROM tags WHERE userid=?", [user_id])  
+        db_log.info(f"Deleted all tags from user ?", [user_id])
+        c.execute(f"DELETE FROM users WHERE id=?", [user_id])
+        db_log.info(f"Deleted user ?", [user_id])
         conn.commit()
         socketio.emit("update", "update")
         return f'<p><p><a href="/list">user and tag list</a> | <a href="/documentation">Documentation</a></p> <p>Deleted user {escape(user_name)}</p><a href="/list">return to the tags and user list</a></p>'