diff --git a/jellyfin/package/repo.sls b/jellyfin/package/repo.sls
index 0cf20cb..2996750 100644
--- a/jellyfin/package/repo.sls
+++ b/jellyfin/package/repo.sls
@@ -11,7 +11,7 @@
 jellyfin_repo:
   pkgrepo.managed:
     - humanname: 'Jellyfin repository'
-    - name: "deb https://repo.jellyfin.org/{{ os }} {{ codename }} main"
+    - name: "deb https://repo.jellyfin.org/{{ os | lower }} {{ codename }} main"
     - file: '/etc/apt/sources.list.d/jellyfin.list'
     - dist: "{{ codename }}"
     - key_url: 'https://repo.jellyfin.org/jellyfin_team.gpg.key'