diff --git a/prowlarr/CHANGELOG.md b/prowlarr/CHANGELOG.md
index 03981fe804..371ceaa6be 100644
--- a/prowlarr/CHANGELOG.md
+++ b/prowlarr/CHANGELOG.md
@@ -1,4 +1,8 @@
  
+## 2.6.2.5583.12 (2026-08-29)
+- Update to latest version from linuxserver/docker-prowlarr (changelog : https://github.com/linuxserver/docker-prowlarr/releases)
+- Upstream tag : nightly-2.6.2.5583-ls12
+ 
 ## 2.6.2.5581.11 (2026-08-29)
 - Update to latest version from linuxserver/docker-prowlarr (changelog : https://github.com/linuxserver/docker-prowlarr/releases)
 - Upstream tag : nightly-2.6.2.5581-ls11
diff --git a/prowlarr/config.yaml b/prowlarr/config.yaml
index d42db8e6b2..fa4cea67e8 100644
--- a/prowlarr/config.yaml
+++ b/prowlarr/config.yaml
@@ -110,4 +110,4 @@ schema:
 slug: prowlarr
 udev: true
 url: https://github.com/alexbelgium/hassio-addons
-version: "2.6.2.5581.11"
+version: "2.6.2.5583.12"
diff --git a/prowlarr/updater.json b/prowlarr/updater.json
index 027b6e6d9d..fb5f5026a7 100644
--- a/prowlarr/updater.json
+++ b/prowlarr/updater.json
@@ -6,5 +6,5 @@
   "slug": "prowlarr",
   "source": "github",
   "upstream_repo": "linuxserver/docker-prowlarr",
-  "upstream_version": "nightly-2.6.2.5581-ls11"
+  "upstream_version": "nightly-2.6.2.5583-ls12"
 }