diff --git a/constants/bad_data.php b/constants/bad_data.php
index 6d826186ab..4f39b2111a 100644
--- a/constants/bad_data.php
+++ b/constants/bad_data.php
@@ -647,7 +647,7 @@
     'zaguan.unizar.es',
     'hal.science',
     'shs.cairn.info',
-    ]:
+];
 
 const PROXY_HOSTS_TO_ALWAYS_DROP = [
     'proxy.libraries',