diff --git a/scripts-dev/convert_server_keys.py b/scripts-dev/convert_server_keys.py
index 7080ec5fd2..a1ee39059c 100644
--- a/scripts-dev/convert_server_keys.py
+++ b/scripts-dev/convert_server_keys.py
@@ -49,7 +49,7 @@ def convert_v1_to_v2(server_name, valid_until, keys, certificate):
         "server_name": server_name,
         "verify_keys": {
             key_id: {"key": key}
-            for key_id, key in keys
+            for key_id, key in keys.items()
         },
         "valid_until_ts": valid_until,
         "tls_fingerprints": [fingerprint(certificate)],