diff --git a/composer.json b/composer.json
index 57433df..4050ea9 100644
--- a/composer.json
+++ b/composer.json
@@ -4,7 +4,7 @@
 		"jakub-onderka/php-console-highlighter": "0.3.2",
 		"mediawiki/mediawiki-codesniffer": "28.0.0",
 		"mediawiki/minus-x": "0.3.2",
-		"mediawiki/mediawiki-phan-config": "0.8.0"
+		"mediawiki/mediawiki-phan-config": "0.9.0"
 	},
 	"scripts": {
 		"fix": [
diff --git a/includes/ApiQueryExtracts.php b/includes/ApiQueryExtracts.php
index 1d06c4c..979bbfa 100644
--- a/includes/ApiQueryExtracts.php
+++ b/includes/ApiQueryExtracts.php
@@ -167,7 +167,8 @@ class ApiQueryExtracts extends ApiQueryBase {
 		return $cache->makeKey( 'textextracts', self::CACHE_VERSION,
 			$page->getId(), $page->getTouched(),
 			$page->getTitle()->getPageLanguage()->getPreferredVariant(),
-			$this->params['plaintext'], $introOnly
+			$this->params['plaintext'] ? 'plaintext' : 'html',
+			$introOnly ? 'intro' : 'full'
 		);
 	}