diff --git a/src/Symfony/Component/Serializer/CHANGELOG.md b/src/Symfony/Component/Serializer/CHANGELOG.md
index f776cc7688..524c775d5c 100644
--- a/src/Symfony/Component/Serializer/CHANGELOG.md
+++ b/src/Symfony/Component/Serializer/CHANGELOG.md
@@ -4,8 +4,8 @@ CHANGELOG
 4.4.0
 -----
 
- * deprecated the `XmlEncoder::TYPE_CASE_ATTRIBUTES` constant, use `XmlEncoder::TYPE_CAST_ATTRIBUTES` instead 
- 
+ * deprecated the `XmlEncoder::TYPE_CASE_ATTRIBUTES` constant, use `XmlEncoder::TYPE_CAST_ATTRIBUTES` instead
+
 4.3.0
 -----
 
diff --git a/src/Symfony/Component/Serializer/Tests/Encoder/CsvEncoderTest.php b/src/Symfony/Component/Serializer/Tests/Encoder/CsvEncoderTest.php
index b52714b628..f859cd7667 100644
--- a/src/Symfony/Component/Serializer/Tests/Encoder/CsvEncoderTest.php
+++ b/src/Symfony/Component/Serializer/Tests/Encoder/CsvEncoderTest.php
@@ -70,7 +70,7 @@ CSV
 CSV
         , $this->encoder->encode($data = ['', '"', 'foo"', '\\"', '\\', 'foo\\'], 'csv'));
 
-        $this->assertSame($data, $this->encoder->decode($csv, 'csv'));
+        $this->assertSame($data, $this->encoder->decode($csv, 'csv', [CsvEncoder::AS_COLLECTION_KEY => false]));
     }
 
     /**
@@ -79,8 +79,8 @@ CSV
     public function testSingleSlash()
     {
         $this->assertSame($csv = "0\n\\\n", $this->encoder->encode($data = ['\\'], 'csv'));
-        $this->assertSame($data, $this->encoder->decode($csv, 'csv'));
-        $this->assertSame($data, $this->encoder->decode(trim($csv), 'csv'));
+        $this->assertSame($data, $this->encoder->decode($csv, 'csv', [CsvEncoder::AS_COLLECTION_KEY => false]));
+        $this->assertSame($data, $this->encoder->decode(trim($csv), 'csv', [CsvEncoder::AS_COLLECTION_KEY => false]));
     }
 
     public function testSupportEncoding()