diff --git a/prowlarr/CHANGELOG.md b/prowlarr/CHANGELOG.md
index 8c8d189e62..aea1dfaf15 100644
--- a/prowlarr/CHANGELOG.md
+++ b/prowlarr/CHANGELOG.md
@@ -1,4 +1,7 @@
  
+## nightly-2.5.1.5478-ls7 (2026-07-18)
+- Update to latest version from linuxserver/docker-prowlarr (changelog : https://github.com/linuxserver/docker-prowlarr/releases)
+ 
 ## develop-2.5.1.5464-ls268 (2026-07-13)
 - Update to latest version from linuxserver/docker-prowlarr (changelog : https://github.com/linuxserver/docker-prowlarr/releases)
 
diff --git a/prowlarr/config.yaml b/prowlarr/config.yaml
index b32ce3c98c..b43239ffd8 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: "develop-2.5.1.5464-ls268"
+version: "nightly-2.5.1.5478-ls7"
diff --git a/prowlarr/updater.json b/prowlarr/updater.json
index 3f7f5a9f95..3d3aa99a7f 100644
--- a/prowlarr/updater.json
+++ b/prowlarr/updater.json
@@ -1,10 +1,10 @@
 {
   "github_beta": "true",
   "github_fulltag": "true",
-  "last_update": "2026-07-13",
+  "last_update": "2026-07-18",
   "repository": "alexbelgium/hassio-addons",
   "slug": "prowlarr",
   "source": "github",
   "upstream_repo": "linuxserver/docker-prowlarr",
-  "upstream_version": "develop-2.5.1.5464-ls268"
+  "upstream_version": "nightly-2.5.1.5478-ls7"
 }