diff --git a/extension.json b/extension.json
index 9a32da609..e2b19604d 100644
--- a/extension.json
+++ b/extension.json
@@ -15,7 +15,7 @@
 	"license-name": "GPL-2.0-or-later",
 	"type": "parserhook",
 	"requires": {
-		"MediaWiki": ">= 1.35.0"
+		"MediaWiki": ">= 1.38.0"
 	},
 	"MessagesDirs": {
 		"Cite": [
diff --git a/src/Cite.php b/src/Cite.php
index 3a0230a9e..f55ee300b 100644
--- a/src/Cite.php
+++ b/src/Cite.php
@@ -299,7 +299,7 @@ class Cite {
 		// Tag every page where Book Referencing has been used, whether or not the ref tag is valid.
 		// This code and the page property will be removed once the feature is stable.  See T237531.
 		if ( array_key_exists( self::BOOK_REF_ATTRIBUTE, $argv ) ) {
-			$parser->getOutput()->setProperty( self::BOOK_REF_PROPERTY, true );
+			$parser->getOutput()->setPageProperty( self::BOOK_REF_PROPERTY, true );
 		}
 
 		$status = $this->parseArguments(
diff --git a/tests/phpunit/unit/CiteUnitTest.php b/tests/phpunit/unit/CiteUnitTest.php
index c4f686eb0..a4c121c99 100644
--- a/tests/phpunit/unit/CiteUnitTest.php
+++ b/tests/phpunit/unit/CiteUnitTest.php
@@ -657,7 +657,7 @@ class CiteUnitTest extends \MediaWikiUnitTestCase {
 		$mockOutput = $this->createMock( ParserOutput::class );
 		// This will be our most important assertion.
 		$mockOutput->expects( $this->once() )
-			->method( 'setProperty' )
+			->method( 'setPageProperty' )
 			->with( Cite::BOOK_REF_PROPERTY, true );
 
 		$mockParser = $this->createMock( Parser::class );