diff --git a/enable-expire-notifs.sh b/enable-expire-notifs.sh
index 082f590..b7fa48f 100755
--- a/enable-expire-notifs.sh
+++ b/enable-expire-notifs.sh
@@ -1,4 +1,14 @@
 #!/bin/bash
 
-[ -z "$1" ] && echo "You need to provide your api key fot this thing to work.
-It is strongly advised enabling privacy mode (\`/privacy\`) for the time of execution" && exit 1
\ No newline at end of file
+API_HOST="https://api.ssh.surf"
+API_KEY="$1"
+
+[ -z $API_KEY ] && echo "You need to provide your api key fot this thing to work.
+It is strongly advised enabling privacy mode (\`/privacy\`) for the time of execution" && exit 1
+
+hello=$(curl -w %{http_code} -sH "x-ssh-auth: $API_KEY" $API_HOST/hello -o /dev/null)
+
+if [[ hello -ne 200 ]]; then
+  echo "token not valid, exiting"
+  exit 1
+fi