diff --git a/includes/Content/GadgetDefinitionContentHandler.php b/includes/Content/GadgetDefinitionContentHandler.php
index 1d63ef06..fb3fc52b 100644
--- a/includes/Content/GadgetDefinitionContentHandler.php
+++ b/includes/Content/GadgetDefinitionContentHandler.php
@@ -67,7 +67,7 @@ class GadgetDefinitionContentHandler extends JsonContentHandler {
 				'requiresES6' => false,
 				'hidden' => false,
 				'skins' => [],
-				'targets' => [ 'desktop' ],
+				'targets' => [ 'desktop', 'mobile' ],
 				'actions' => [],
 				'category' => '',
 				'supportsUrlLoad' => false,
diff --git a/includes/Gadget.php b/includes/Gadget.php
index 4ec2683b..7d8f02fc 100644
--- a/includes/Gadget.php
+++ b/includes/Gadget.php
@@ -59,7 +59,7 @@ class Gadget {
 	/** @var string[] */
 	private $requiredSkins = [];
 	/** @var string[] */
-	private $targets = [ 'desktop' ];
+	private $targets = [ 'desktop', 'mobile' ];
 	/** @var bool */
 	private $onByDefault = false;
 	/** @var bool */
diff --git a/tests/phpunit/unit/GadgetTest.php b/tests/phpunit/unit/GadgetTest.php
index fff1b61e..b9ba5909 100644
--- a/tests/phpunit/unit/GadgetTest.php
+++ b/tests/phpunit/unit/GadgetTest.php
@@ -143,7 +143,7 @@ class GadgetTest extends MediaWikiUnitTestCase {
 	public function testTargets() {
 		$g = GadgetTestUtils::makeGadget( '*foo[ResourceLoader]|foo.js' );
 		$g2 = GadgetTestUtils::makeGadget( '*bar[ResourceLoader|targets=desktop,mobile]|bar.js' );
-		$this->assertEquals( [ 'desktop' ], $g->getTargets() );
+		$this->assertEquals( [ 'desktop', 'mobile' ], $g->getTargets() );
 		$this->assertEquals( [ 'desktop', 'mobile' ], $g2->getTargets() );
 	}