diff --git a/manifest.toml b/manifest.toml
index adf4f3d..49bed50 100644
--- a/manifest.toml
+++ b/manifest.toml
@@ -79,6 +79,11 @@ ram.runtime = "50M" # FIXME: replace with an **estimate** minimum ram requiremen
 
     [resources.install_dir]
 
+    [resources.data_dir]
+    dir = "/var/lib/tvheadend"
+    owner = "hts"
+    group = "video"
+
     [resources.permissions]
     main.url = "/"
     main.auth_header = false
diff --git a/scripts/backup b/scripts/backup
index be1f6f2..55ac547 100644
--- a/scripts/backup
+++ b/scripts/backup
@@ -21,6 +21,13 @@ ynh_print_info --message="Declaring files to be backed up..."
 
 ynh_backup --src_path="$install_dir"
 
+#=================================================
+# BACKUP THE DATA DIR
+#=================================================
+
+### Only relevant if there is a "data_dir" resource for this app
+ynh_backup --src_path="$data_dir" --is_big
+
 #=================================================
 # BACKUP THE NGINX CONFIGURATION
 #=================================================
diff --git a/scripts/restore b/scripts/restore
index 6590800..65b4708 100644
--- a/scripts/restore
+++ b/scripts/restore
@@ -19,6 +19,15 @@ ynh_restore_file --origin_path="$install_dir"
 
 chown -R "$app:www-data" "$install_dir"
 
+#=================================================
+# RESTORE THE DATA DIRECTORY
+#=================================================
+ynh_script_progression --message="Restoring the data directory..." --weight=1
+
+ynh_restore_file --origin_path="$data_dir" --not_mandatory
+
+chown -R "hts:video" "$data_dir"
+
 #=================================================
 # DOWNLOAD, CHECK AND UNPACK SOURCE
 #=================================================