diff --git a/readme-vars.yml b/readme-vars.yml
index 17c4ffd..6796385 100644
--- a/readme-vars.yml
+++ b/readme-vars.yml
@@ -163,7 +163,7 @@ init_diagram: |
     svc-streaming -> legacy-services
   }
   Base Images: {
-    "baseimage-alpine-nginx:3.21" <- "baseimage-alpine:3.21"
+    "baseimage-alpine-nginx:3.22" <- "baseimage-alpine:3.22"
   }
   "mastodon:glitch" <- Base Images
 # changelog