diff --git a/src/Symfony/Component/HttpFoundation/Tests/CookieTest.php b/src/Symfony/Component/HttpFoundation/Tests/CookieTest.php
index e382182b4d60..38c195df36a1 100644
--- a/src/Symfony/Component/HttpFoundation/Tests/CookieTest.php
+++ b/src/Symfony/Component/HttpFoundation/Tests/CookieTest.php
@@ -119,7 +119,7 @@ public function testGetExpiresTimeWithStringValue()
         $cookie = new Cookie('foo', 'bar', $value);
         $expire = strtotime($value);
 
-        $this->assertEquals($expire, $cookie->getExpiresTime(), '->getExpiresTime() returns the expire date', 1);
+        $this->assertEqualsWithDelta($expire, $cookie->getExpiresTime(), 1, '->getExpiresTime() returns the expire date');
     }
 
     public function testGetDomain()
diff --git a/src/Symfony/Component/Intl/Tests/NumberFormatter/AbstractNumberFormatterTest.php b/src/Symfony/Component/Intl/Tests/NumberFormatter/AbstractNumberFormatterTest.php
index 464a0aac0c7c..9e8499eba963 100644
--- a/src/Symfony/Component/Intl/Tests/NumberFormatter/AbstractNumberFormatterTest.php
+++ b/src/Symfony/Component/Intl/Tests/NumberFormatter/AbstractNumberFormatterTest.php
@@ -806,7 +806,7 @@ public function testParseTypeDouble($value, $expectedValue)
     {
         $formatter = $this->getNumberFormatter('en', NumberFormatter::DECIMAL);
         $parsedValue = $formatter->parse($value, NumberFormatter::TYPE_DOUBLE);
-        $this->assertEquals($expectedValue, $parsedValue, '', 0.001);
+        $this->assertEqualsWithDelta($expectedValue, $parsedValue, 0.001);
     }
 
     public function parseTypeDoubleProvider()
diff --git a/src/Symfony/Component/Stopwatch/Tests/StopwatchEventTest.php b/src/Symfony/Component/Stopwatch/Tests/StopwatchEventTest.php
index 1b53694a63ad..86a02b153591 100644
--- a/src/Symfony/Component/Stopwatch/Tests/StopwatchEventTest.php
+++ b/src/Symfony/Component/Stopwatch/Tests/StopwatchEventTest.php
@@ -73,7 +73,7 @@ public function testDuration()
         $event->start();
         usleep(200000);
         $event->stop();
-        $this->assertEquals(200, $event->getDuration(), '', self::DELTA);
+        $this->assertEqualsWithDelta(200, $event->getDuration(), self::DELTA);
 
         $event = new StopwatchEvent(microtime(true) * 1000);
         $event->start();
@@ -83,7 +83,7 @@ public function testDuration()
         $event->start();
         usleep(100000);
         $event->stop();
-        $this->assertEquals(200, $event->getDuration(), '', self::DELTA);
+        $this->assertEqualsWithDelta(200, $event->getDuration(), self::DELTA);
     }
 
     public function testDurationBeforeStop()
@@ -91,7 +91,7 @@ public function testDurationBeforeStop()
         $event = new StopwatchEvent(microtime(true) * 1000);
         $event->start();
         usleep(200000);
-        $this->assertEquals(200, $event->getDuration(), '', self::DELTA);
+        $this->assertEqualsWithDelta(200, $event->getDuration(), self::DELTA);
 
         $event = new StopwatchEvent(microtime(true) * 1000);
         $event->start();
@@ -100,7 +100,7 @@ public function testDurationBeforeStop()
         usleep(50000);
         $event->start();
         usleep(100000);
-        $this->assertEquals(100, $event->getDuration(), '', self::DELTA);
+        $this->assertEqualsWithDelta(100, $event->getDuration(), self::DELTA);
     }
 
     public function testStopWithoutStart()
@@ -132,7 +132,7 @@ public function testEnsureStopped()
         $event->start();
         usleep(100000);
         $event->ensureStopped();
-        $this->assertEquals(300, $event->getDuration(), '', self::DELTA);
+        $this->assertEqualsWithDelta(300, $event->getDuration(), self::DELTA);
     }
 
     public function testStartTime()
@@ -149,7 +149,7 @@ public function testStartTime()
         $event->start();
         usleep(100000);
         $event->stop();
-        $this->assertEquals(0, $event->getStartTime(), '', self::DELTA);
+        $this->assertEqualsWithDelta(0, $event->getStartTime(), self::DELTA);
     }
 
     public function testInvalidOriginThrowsAnException()