diff --git a/roles/readarr/defaults/main.yml b/roles/readarr/defaults/main.yml
index 23a2e363d2..ebcdf89106 100644
--- a/roles/readarr/defaults/main.yml
+++ b/roles/readarr/defaults/main.yml
@@ -80,7 +80,7 @@ readarr_themepark_enabled: false
 readarr_themepark_app: "readarr"
 readarr_themepark_theme: "{{ global_themepark_theme }}"
 readarr_themepark_domain: "{{ global_themepark_domain }}"
-readarr_themepark_addons: ""
+readarr_themepark_addons: []
 
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 # Docker