diff --git a/check_x_capacity.py b/check_x_capacity.py
index 10f1028..bea4257 100755
--- a/check_x_capacity.py
+++ b/check_x_capacity.py
@@ -44,53 +44,46 @@ def should_send_notification(username, reset_time):
     """Check if we should send a notification for this author."""
     tracking = load_notification_tracking()
     author_data = tracking.get(username, {})
-    
-    # If we've never notified for this author or the reset time has changed
-    if not author_data or author_data.get('reset_time') != reset_time:
-        # Update tracking
+    reset_time_str = str(reset_time)
+    if not author_data or str(author_data.get('reset_time')) != reset_time_str:
         tracking[username] = {
             'last_notification': datetime.now(timezone.utc).isoformat(),
-            'reset_time': reset_time
+            'reset_time': reset_time_str
         }
         save_notification_tracking(tracking)
         return True
-    
     return False
 
 def send_capacity_alert(username, remaining, reset_time):
     """Send email alert when an author's tweet capacity is full."""
-    # Check if we should send notification
-    if not should_send_notification(username, reset_time):
+    # Always use string for reset_time
+    reset_time_str = str(reset_time)
+    if not should_send_notification(username, reset_time_str):
         logger.info(f"Skipping duplicate notification for {username}")
         return
-        
     try:
         msg = MIMEMultipart()
         msg['From'] = EMAIL_CONFIG['from_email']
         msg['To'] = EMAIL_CONFIG['to_email']
         msg['Subject'] = f"⚠️ X Capacity Alert: {username}"
-        
         body = f"""
         X Tweet Capacity Alert!
         
         Username: {username}
         Time: {datetime.now(timezone.utc).strftime('%Y-%m-%d %H:%M:%S UTC')}
         Remaining Tweets: {remaining}/17
-        Reset Time: {reset_time}
+        Reset Time: {reset_time_str}
         
         This author has reached their daily tweet limit.
         The quota will reset at the time shown above.
         
         This is an automated alert from your foodie_automator system.
         """
-        
         msg.attach(MIMEText(body, 'plain'))
-        
         with smtplib.SMTP(EMAIL_CONFIG['smtp_server'], EMAIL_CONFIG['smtp_port']) as server:
             server.starttls()
             server.login(EMAIL_CONFIG['smtp_username'], EMAIL_CONFIG['smtp_password'])
             server.send_message(msg)
-            
         logger.info(f"Sent capacity alert email for {username}")
     except Exception as e:
         logger.error(f"Failed to send capacity alert email: {e}")