diff --git a/extension.json b/extension.json
index d2f9af3f..8daddf0a 100644
--- a/extension.json
+++ b/extension.json
@@ -11,7 +11,7 @@
 	"url": "https://www.mediawiki.org/wiki/Extension:InputBox",
 	"descriptionmsg": "inputbox-desc",
 	"requires": {
-		"MediaWiki": ">= 1.42"
+		"MediaWiki": ">= 1.43"
 	},
 	"license-name": "MIT",
 	"type": "parserhook",