diff --git a/.travis.yml b/.travis.yml
index 9e43816e..a7da435e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,7 +11,7 @@ matrix:
       php: 5.6
     - env: DM=~4.2
       php: 7
-    - env: DM=~4.2
+    - env: DM=~7.0
       php: hhvm
   allow_failures:
     - env: DM=@dev
diff --git a/RELEASE-NOTES.md b/RELEASE-NOTES.md
index 3694d3bc..8b5ebee6 100644
--- a/RELEASE-NOTES.md
+++ b/RELEASE-NOTES.md
@@ -1,5 +1,9 @@
 # Wikibase DataModel Serialization release notes
 
+## 2.4.0 (2017-03-16)
+
+* Added compatibility with Wikibase DataModel 7.x
+
 ## 2.3.0 (2017-02-15)
 
 * Improved performance of `StatementDeserializer` as well as other deserializers
diff --git a/composer.json b/composer.json
index 957fcedf..8acb4b63 100644
--- a/composer.json
+++ b/composer.json
@@ -28,7 +28,7 @@
 	},
 	"require": {
 		"php": ">=5.5.0",
-		"wikibase/data-model": "~6.0|~5.0|~4.2",
+		"wikibase/data-model": "~7.0|~6.0|~5.0|~4.2",
 		"serialization/serialization": "~3.1",
 		"data-values/serialization": "~1.0"
 	},
@@ -53,7 +53,7 @@
 	},
 	"extra": {
 		"branch-alias": {
-			"dev-master": "2.3.x-dev"
+			"dev-master": "2.4.x-dev"
 		}
 	},
 	"scripts": {
diff --git a/mediawiki-extension.json b/mediawiki-extension.json
index 4efc3b5b..cc01ab74 100644
--- a/mediawiki-extension.json
+++ b/mediawiki-extension.json
@@ -6,7 +6,7 @@
 	],
 	"url": "https://github.com/wmde/WikibaseDataModelSerialization",
 	"description": "Serializers and deserializers for the Wikibase DataModel",
-	"version": "2.3.0",
+	"version": "2.4.0",
 	"type": "wikibase",
 	"license-name": "GPL-2.0+",
 	"manifest_version": 1
diff --git a/src/SerializerFactory.php b/src/SerializerFactory.php
index ed841c84..00b254dd 100644
--- a/src/SerializerFactory.php
+++ b/src/SerializerFactory.php
@@ -221,10 +221,7 @@ public function newSnakListSerializer( $serializeSnaksWithHash = true ) {
 	 * @return Serializer
 	 */
 	public function newSnakSerializer( $serializeWithHash = true ) {
-		return new SnakSerializer(
-			$this->dataValueSerializer,
-			$serializeWithHash
-		);
+		return new SnakSerializer( $this->dataValueSerializer, $serializeWithHash );
 	}
 
 	/**
diff --git a/tests/unit/Serializers/SnakSerializerTest.php b/tests/unit/Serializers/SnakSerializerTest.php
index 6e624a4c..8ef66f1a 100644
--- a/tests/unit/Serializers/SnakSerializerTest.php
+++ b/tests/unit/Serializers/SnakSerializerTest.php
@@ -19,7 +19,8 @@
 class SnakSerializerTest extends DispatchableSerializerTest {
 
 	protected function buildSerializer() {
-		return new SnakSerializer( new DataValueSerializer() );
+		$serializeWithHash = false;
+		return new SnakSerializer( new DataValueSerializer(), $serializeWithHash );
 	}
 
 	public function serializableProvider() {
@@ -56,7 +57,6 @@ public function serializationProvider() {
 				array(
 					'snaktype' => 'novalue',
 					'property' => 'P42',
-					'hash' => '5c33520fbfb522444868b4168a35d4b919370018'
 				),
 				new PropertyNoValueSnak( 42 )
 			),
@@ -64,7 +64,6 @@ public function serializationProvider() {
 				array(
 					'snaktype' => 'somevalue',
 					'property' => 'P42',
-					'hash' => '1c5c4a30999292cd6592a7a6530322d095fc62d4'
 				),
 				new PropertySomeValueSnak( 42 )
 			),
@@ -72,7 +71,6 @@ public function serializationProvider() {
 				array(
 					'snaktype' => 'value',
 					'property' => 'P42',
-					'hash' => 'f39228cb4e94174c87e966c32b02ad93b3512fce',
 					'datavalue' => array(
 						'value' => 'hax',
 						'type' => 'string',
@@ -83,13 +81,15 @@ public function serializationProvider() {
 		);
 	}
 
-	public function testSnakSerializationWithoutHash() {
-		$serializer = new SnakSerializer( new DataValueSerializer(), false );
+	public function testSnakSerializationWithHash() {
+		$serializer = new SnakSerializer( new DataValueSerializer() );
 
 		$snak = new PropertyValueSnak( 42, new StringValue( 'hax' ) );
 		$serialization = $serializer->serialize( $snak );
 
-		$this->assertArrayNotHasKey( 'hash', $serialization );
+		$this->assertArrayHasKey( 'hash', $serialization );
+		$this->assertInternalType( 'string', $serialization['hash'] );
+		$this->assertNotEmpty( $serialization['hash'] );
 	}
 
 }