diff --git a/vars.yml b/vars.yml
index 98af880..eb3cfaa 100644
--- a/vars.yml
+++ b/vars.yml
@@ -36,10 +36,8 @@ detector_dir: "/opt/cve-2021-44228/"
 detector_run_dir: "tmp"
 detector_options: '-n -d --no-progress --scan {{ detector_path }}'
 gpg_keyid: "7514F77D8366B0D9"
-gpg_server:
-  - keys.openpgp.org
-  - pgp.mit.edu
-gpg_public_key: 'gpg --keyserver {{ gpg_server[0] }} --recv {{ gpg_keyid }}'
+gpg_server: "pgp.mit.edu"
+gpg_public_key: 'gpg --keyserver {{ gpg_server }} --recv {{ gpg_keyid }}'
 clean_run_before: true
 delete_after: false
 verify_gpg: true