diff --git a/templates/sonarr/.felhom.yml b/templates/sonarr/.felhom.yml
index 130f68b..481a012 100644
--- a/templates/sonarr/.felhom.yml
+++ b/templates/sonarr/.felhom.yml
@@ -10,7 +10,7 @@ subdomain: "sonarr"
 slug: "sonarr"
 # catalog_since: the date THIS repo last changed this app's pinned images. Any commit that
 # changes an image: line must set this to the same day (see CLAUDE.md).
-catalog_since: "2026-07-18"
+catalog_since: "2026-09-22"
 
 # --- Resource hints (displayed on deploy screen) ---
 resources:
diff --git a/templates/sonarr/docker-compose.yml b/templates/sonarr/docker-compose.yml
index 1320cd3..5d030b5 100644
--- a/templates/sonarr/docker-compose.yml
+++ b/templates/sonarr/docker-compose.yml
@@ -14,7 +14,7 @@
 
 services:
   sonarr:
-    image: lscr.io/linuxserver/sonarr:4.0.19
+    image: lscr.io/linuxserver/sonarr:4.0.20
     container_name: sonarr
     restart: unless-stopped
     environment: