diff --git a/extension.json b/extension.json
index 8c03496a..0f171267 100644
--- a/extension.json
+++ b/extension.json
@@ -22,24 +22,12 @@
 		"RelatedArticlesMagic": "RelatedArticles.i18n.magic.php"
 	},
 	"Hooks": {
-		"ParserFirstCallInit": [
-			"RelatedArticles\\Hooks::onParserFirstCallInit"
-		],
-		"OutputPageParserOutput": [
-			"RelatedArticles\\Hooks::onOutputPageParserOutput"
-		],
-		"MakeGlobalVariablesScript": [
-			"RelatedArticles\\Hooks::onMakeGlobalVariablesScript"
-		],
-		"BeforePageDisplay": [
-			"RelatedArticles\\Hooks::onBeforePageDisplay"
-		],
-		"ResourceLoaderGetConfigVars": [
-			"RelatedArticles\\Hooks::onResourceLoaderGetConfigVars"
-		],
-		"SkinAfterContent": [
-			"RelatedArticles\\Hooks::onSkinAfterContent"
-		]
+		"ParserFirstCallInit": "RelatedArticles\\Hooks::onParserFirstCallInit",
+		"OutputPageParserOutput": "RelatedArticles\\Hooks::onOutputPageParserOutput",
+		"MakeGlobalVariablesScript": "RelatedArticles\\Hooks::onMakeGlobalVariablesScript",
+		"BeforePageDisplay": "RelatedArticles\\Hooks::onBeforePageDisplay",
+		"ResourceLoaderGetConfigVars": "RelatedArticles\\Hooks::onResourceLoaderGetConfigVars",
+		"SkinAfterContent": "RelatedArticles\\Hooks::onSkinAfterContent"
 	},
 	"MessagesDirs": {
 		"RelatedArticles": [