diff --git a/auto-notify.plugin.zsh b/auto-notify.plugin.zsh
index cab5a28..7a3de94 100644
--- a/auto-notify.plugin.zsh
+++ b/auto-notify.plugin.zsh
@@ -50,17 +50,17 @@ function _auto_notify_message() {
     title="$(_auto_notify_format "$title" "$command" "$elapsed" "$exit_code")"
     body="$(_auto_notify_format "$text" "$command" "$elapsed" "$exit_code")"
 
-    local urgency="default"
+    local urgency="3"
     local icon=${AUTO_NOTIFY_ICON_SUCCESS:-""}
     # Exit code 130 is returned when a process is terminated with SIGINT.
     # Since the user is already interacting with the program, there is no
     # need to make the notification persistent.
     if [[ "$exit_code" != "0" ]] && [[ "$exit_code" != "130" ]]; then
-        urgency="high"
+        urgency="4"
         icon=${AUTO_NOTIFY_ICON_FAILURE:-""}
     fi
 
-    local arguments=("--title='$title'" "--priority='$urgency'" "zsh_events" "$body")
+    local arguments=("--title='$title'" "--priority=$urgency" "zsh_events" "$body")
 
     ntfy publish ${arguments[@]}
 }