diff --git a/docker-compose.yml b/docker-compose.yml
index 5cd51d1..734a637 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -142,7 +142,7 @@ services:
         ipv4_address: 192.168.240.4
 
   ntfy:
-    image: binwiederhier/ntfy
+    image: binwiederhier/ntfy:v2.15.0
     container_name: ntfy
     command:
       - serve