diff --git a/beta-channel.json b/beta-channel.json
index b12b54ec..da78b059 100644
--- a/beta-channel.json
+++ b/beta-channel.json
@@ -2,6 +2,16 @@
   "addons": {
     "sendlater3@kamens.us": {
       "updates": [
+        {
+          "version": "10.5.8",
+          "update_info_url": "https://github.com/Extended-Thunder/send-later/releases/tag/v10.5.8",
+          "update_link": "https://github.com/Extended-Thunder/send-later/releases/download/v10.5.8/send_later_10.5.8_beta.xpi",
+          "applications": {
+            "gecko": {
+              "strict_min_version": "102.0"
+            }
+          }
+        },
         {
           "version": "10.5.7",
           "update_info_url": "https://github.com/Extended-Thunder/send-later/releases/tag/v10.5.7",