diff --git a/extension.json b/extension.json
index 866dabf..0f5a111 100644
--- a/extension.json
+++ b/extension.json
@@ -8,6 +8,9 @@
 	"descriptionmsg": "description2-desc",
 	"license-name": "GPL-2.0-or-later",
 	"type": "other",
+	"requires": {
+		"MediaWiki": ">= 1.31.0"
+	},
 	"config": {
 		"EnableMetaDescriptionFunctions": false
 	},