diff --git a/.github/scripts/validate_phpbb.py b/.github/scripts/validate_phpbb.py
index ef5a819..6ba6ec7 100644
--- a/.github/scripts/validate_phpbb.py
+++ b/.github/scripts/validate_phpbb.py
@@ -13,7 +13,7 @@
 URL_RE = re.compile(r'^https?://\S+$')
 
 REQUIRED_KEYS = {'current', 'announcement', 'eol', 'security'}
-OPTIONAL_KEYS = {'urgent'}
+OPTIONAL_KEYS = {'critical'}
 
 errors = []
 
diff --git a/phpbb/versions.json b/phpbb/versions.json
index 0013c65..f9289d0 100644
--- a/phpbb/versions.json
+++ b/phpbb/versions.json
@@ -23,7 +23,7 @@
             "announcement": "https://www.phpbb.com/community/viewtopic.php?t=2675305",
             "eol": null,
             "security": "3.3.19",
-            "urgent": "3.3.19"
+            "critical": "3.3.19"
         }
     },
     "unstable": {
@@ -50,7 +50,7 @@
             "announcement": "https://www.phpbb.com/community/viewtopic.php?t=2675305",
             "eol": null,
             "security": "3.3.19",
-            "urgent": "3.3.19"
+            "critical": "3.3.19"
         },
         "4.0": {
             "current": "4.0.0-a2",