diff --git a/ct/tdarr.sh b/ct/tdarr.sh
index fc983befb..d8aaedaf0 100644
--- a/ct/tdarr.sh
+++ b/ct/tdarr.sh
@@ -33,12 +33,16 @@ function update_script() {
   $STD apt upgrade -y
   rm -rf /opt/tdarr/Tdarr_Updater
   cd /opt/tdarr
-  RELEASE=$(curl -fsSL https://f000.backblazeb2.com/file/tdarrs/versions.json | grep -oP '(?<="Tdarr_Updater": ")[^"]+' | grep linux_x64 | head -n 1)
-  curl -fsSL "$RELEASE" -o Tdarr_Updater.zip
+  RELEASE=$(curl_with_retry "https://f000.backblazeb2.com/file/tdarrs/versions.json" "-" | grep -oP '(?<="Tdarr_Updater": ")[^"]+' | grep linux_x64 | head -n 1)
+  curl_with_retry "$RELEASE" "Tdarr_Updater.zip"
   $STD unzip Tdarr_Updater.zip
   chmod +x Tdarr_Updater
   $STD ./Tdarr_Updater
   rm -rf /opt/tdarr/Tdarr_Updater.zip
+  [[ -f /opt/tdarr/Tdarr_Server/Tdarr_Server ]] || {
+    msg_error "Tdarr_Updater failed — tdarr.io may be blocked by local DNS"
+    exit 250
+  }
   msg_ok "Updated Tdarr"
   msg_ok "Updated successfully!"
   exit