diff --git a/tests/Message/ExpressAuthorizeRequestTest.php b/tests/Message/ExpressAuthorizeRequestTest.php
index 1b9b5fe..60ab238 100644
--- a/tests/Message/ExpressAuthorizeRequestTest.php
+++ b/tests/Message/ExpressAuthorizeRequestTest.php
@@ -3,6 +3,7 @@
 namespace Omnipay\PayPal\Message;
 
 use Omnipay\Common\CreditCard;
+use Omnipay\Common\Exception\InvalidRequestException;
 use Omnipay\PayPal\Message\ExpressAuthorizeRequest;
 use Omnipay\PayPal\Support\InstantUpdateApi\BillingAgreement;
 use Omnipay\PayPal\Support\InstantUpdateApi\ShippingOption;
@@ -306,10 +307,8 @@ public function testDataWithCallbackAndNoDefaultShippingOption()
             'shippingOptions' => $shippingOptions,
         )));
 
-        $this->setExpectedException(
-            '\Omnipay\Common\Exception\InvalidRequestException',
-            'One of the supplied shipping options must be set as default'
-        );
+        $this->expectException(InvalidRequestException::class);
+        $this->expectExceptionMessage('One of the supplied shipping options must be set as default');
 
         $this->request->getData();
     }
@@ -321,10 +320,8 @@ public function testNoAmount()
 
         $this->request->initialize($baseData);
 
-        $this->setExpectedException(
-            '\Omnipay\Common\Exception\InvalidRequestException',
-            'The amount parameter is required'
-        );
+        $this->expectException(InvalidRequestException::class);
+        $this->expectExceptionMessage('The amount parameter is required');
 
         $this->request->getData();
     }
@@ -337,10 +334,8 @@ public function testAmountButNoReturnUrl()
 
         $this->request->initialize($baseData);
 
-        $this->setExpectedException(
-            '\Omnipay\Common\Exception\InvalidRequestException',
-            'The returnUrl parameter is required'
-        );
+        $this->expectException(InvalidRequestException::class);
+        $this->expectExceptionMessage('The returnUrl parameter is required');
 
         $this->request->getData();
     }
@@ -368,7 +363,7 @@ public function testBadCallbackConfiguration()
         // from the docblock on this exception -
         // Thrown when a request is invalid or missing required fields.
         // callback has been set but no shipping options so expect one of these:
-        $this->setExpectedException('\Omnipay\Common\Exception\InvalidRequestException');
+        $this->expectException(InvalidRequestException::class);
 
         $this->request->getData();
     }
@@ -413,10 +408,8 @@ public function testGetDataWithBillingAgreementOptionalParameters()
      */
     public function testGetDataWithBillingAgreementWrongPaymentType()
     {
-        $this->setExpectedException(
-            '\Omnipay\Common\Exception\InvalidRequestException',
-            "The 'paymentType' parameter can be only 'Any' or 'InstantOnly'"
-        );
+        $this->expectException(InvalidRequestException::class);
+        $this->expectExceptionMessage("The 'paymentType' parameter can be only 'Any' or 'InstantOnly'");
 
         $billingAgreement = new BillingAgreement(false, 'Some Stuff', 'BadType', 'Some custom annotation');
     }
diff --git a/tests/Message/ExpressInContextAuthorizeRequestTest.php b/tests/Message/ExpressInContextAuthorizeRequestTest.php
index 8471fb0..017b0e9 100644
--- a/tests/Message/ExpressInContextAuthorizeRequestTest.php
+++ b/tests/Message/ExpressInContextAuthorizeRequestTest.php
@@ -3,6 +3,7 @@
 namespace Omnipay\PayPal\Message;
 
 use Omnipay\Common\CreditCard;
+use Omnipay\Common\Exception\InvalidRequestException;
 use Omnipay\PayPal\Message\ExpressInContextAuthorizeRequest;
 use Omnipay\PayPal\Support\InstantUpdateApi\ShippingOption;
 use Omnipay\Tests\TestCase;
@@ -305,10 +306,8 @@ public function testDataWithCallbackAndNoDefaultShippingOption()
             'shippingOptions' => $shippingOptions,
         )));
 
-        $this->setExpectedException(
-            '\Omnipay\Common\Exception\InvalidRequestException',
-            'One of the supplied shipping options must be set as default'
-        );
+        $this->expectException(InvalidRequestException::class);
+        $this->expectExceptionMessage('One of the supplied shipping options must be set as default');
 
         $this->request->getData();
     }
@@ -320,10 +319,8 @@ public function testNoAmount()
 
         $this->request->initialize($baseData);
 
-        $this->setExpectedException(
-            '\Omnipay\Common\Exception\InvalidRequestException',
-            'The amount parameter is required'
-        );
+        $this->expectException(InvalidRequestException::class);
+        $this->expectExceptionMessage('The amount parameter is required');
 
         $this->request->getData();
     }
@@ -336,10 +333,8 @@ public function testAmountButNoReturnUrl()
 
         $this->request->initialize($baseData);
 
-        $this->setExpectedException(
-            '\Omnipay\Common\Exception\InvalidRequestException',
-            'The returnUrl parameter is required'
-        );
+        $this->expectException(InvalidRequestException::class);
+        $this->expectExceptionMessage('The returnUrl parameter is required');
 
         $this->request->getData();
     }
@@ -367,7 +362,7 @@ public function testBadCallbackConfiguration()
         // from the docblock on this exception -
         // Thrown when a request is invalid or missing required fields.
         // callback has been set but no shipping options so expect one of these:
-        $this->setExpectedException('\Omnipay\Common\Exception\InvalidRequestException');
+        $this->expectException(InvalidRequestException::class);
 
         $this->request->getData();
     }
diff --git a/tests/Message/ExpressTransactionSearchRequestTest.php b/tests/Message/ExpressTransactionSearchRequestTest.php
index c0164b5..0d8fd6c 100644
--- a/tests/Message/ExpressTransactionSearchRequestTest.php
+++ b/tests/Message/ExpressTransactionSearchRequestTest.php
@@ -2,6 +2,7 @@
 
 namespace Omnipay\PayPal\Message;
 
+use Omnipay\Common\Exception\InvalidRequestException;
 use Omnipay\Tests\TestCase;
 
 class ExpressTransactionSearchRequestTest extends TestCase
@@ -73,10 +74,8 @@ public function testWithoutStartDate()
     {
         $this->request->initialize(array());
 
-        $this->setExpectedException(
-            '\Omnipay\Common\Exception\InvalidRequestException',
-            'The startDate parameter is required'
-        );
+        $this->expectException(InvalidRequestException::class);
+        $this->expectExceptionMessage('The startDate parameter is required');
 
         $this->request->getData();
     }
@@ -85,11 +84,9 @@ public function testAmountWithoutCurrency()
     {
         $this->request->setStartDate('2015-01-01');
         $this->request->setAmount(150.00);
-
-        $this->setExpectedException(
-            '\Omnipay\Common\Exception\InvalidRequestException',
-            'The currency parameter is required'
-        );
+        
+        $this->expectException(InvalidRequestException::class);
+        $this->expectExceptionMessage('The currency parameter is required');
 
         $this->request->getData();
     }