diff --git a/backend/requirements.txt b/backend/requirements.txt
index 616b7d0..0760992 100644
--- a/backend/requirements.txt
+++ b/backend/requirements.txt
@@ -41,7 +41,7 @@ redis==7.4.0
 cryptography==46.0.6  # Updated: Fixed NULL pointer dereference (was 42.0.0)
 
 # Notifications
-apprise==1.7.1
+apprise==1.9.9
 
 # Monitoring & Logging
 prometheus-client==0.24.1