diff --git a/tests/Generator/PeclUuidRandomGeneratorTest.php b/tests/Generator/PeclUuidRandomGeneratorTest.php
index 24fec2d..650a93c 100644
--- a/tests/Generator/PeclUuidRandomGeneratorTest.php
+++ b/tests/Generator/PeclUuidRandomGeneratorTest.php
@@ -26,8 +26,8 @@ class PeclUuidRandomGeneratorTest extends PeclUuidTestCase
         $generator = new PeclUuidRandomGenerator();
         $generator->generate($this->length);
 
-        $create->verifyInvoked(UUID_TYPE_RANDOM);
-        $parse->verifyInvoked($this->uuidString);
+        $create->verifyInvoked([UUID_TYPE_RANDOM]);
+        $parse->verifyInvoked([$this->uuidString]);
     }
 
     /**
diff --git a/tests/Generator/PeclUuidTimeGeneratorTest.php b/tests/Generator/PeclUuidTimeGeneratorTest.php
index f497e47..a3ed54a 100644
--- a/tests/Generator/PeclUuidTimeGeneratorTest.php
+++ b/tests/Generator/PeclUuidTimeGeneratorTest.php
@@ -25,8 +25,8 @@ class PeclUuidTimeGeneratorTest extends PeclUuidTestCase
         $generator = new PeclUuidTimeGenerator;
         $generator->generate();
 
-        $create->verifyInvoked(UUID_TYPE_TIME);
-        $parse->verifyInvoked($this->uuidString);
+        $create->verifyInvoked([UUID_TYPE_TIME]);
+        $parse->verifyInvoked([$this->uuidString]);
     }
 
     /**
diff --git a/tests/Provider/Node/RandomNodeProviderTest.php b/tests/Provider/Node/RandomNodeProviderTest.php
index 964c15f..8dec64c 100644
--- a/tests/Provider/Node/RandomNodeProviderTest.php
+++ b/tests/Provider/Node/RandomNodeProviderTest.php
@@ -25,7 +25,7 @@ class RandomNodeProviderTest extends TestCase
         $randomBytes = AspectMock::func('Ramsey\Uuid\Provider\Node', 'random_bytes', $bytes);
         $provider = new RandomNodeProvider();
         $provider->getNode();
-        $randomBytes->verifyInvoked(6);
+        $randomBytes->verifyInvoked([6]);
     }
 
     /**
@@ -44,7 +44,7 @@ class RandomNodeProviderTest extends TestCase
         $provider = new RandomNodeProvider();
 
         $this->assertSame($expectedNode, $provider->getNode());
-        $hexDec->verifyInvoked($expectedBytesHex);
+        $hexDec->verifyInvoked([$expectedBytesHex]);
     }
 
     /**
@@ -65,7 +65,7 @@ class RandomNodeProviderTest extends TestCase
         $provider = new RandomNodeProvider();
 
         $this->assertSame($expectedNode, $provider->getNode());
-        $hexDec->verifyInvoked($expectedBytesHex);
+        $hexDec->verifyInvoked([$expectedBytesHex]);
     }
 
     /**
@@ -84,7 +84,7 @@ class RandomNodeProviderTest extends TestCase
         $provider = new RandomNodeProvider();
 
         $this->assertSame($expectedNode, $provider->getNode());
-        $hexDec->verifyInvoked($expectedBytesHex);
+        $hexDec->verifyInvoked([$expectedBytesHex]);
     }
 
     public function testGetNodeAlwaysSetsMulticastBit()
diff --git a/tests/Provider/Node/SystemNodeProviderTest.php b/tests/Provider/Node/SystemNodeProviderTest.php
index 20acad1..c738ef4 100644
--- a/tests/Provider/Node/SystemNodeProviderTest.php
+++ b/tests/Provider/Node/SystemNodeProviderTest.php
@@ -72,7 +72,7 @@ class SystemNodeProviderTest extends TestCase
         $node = $provider->getNode();
 
         /*/ Assert the result match expectations /*/
-        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disabled_functions']);
+        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disable_functions']);
 
         $this->assertSame($expected, $node);
 
@@ -109,7 +109,7 @@ class SystemNodeProviderTest extends TestCase
         $node = $provider->getNode();
 
         /*/ Assert /*/
-        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disabled_functions']);
+        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disable_functions']);
 
         $this->assertFalse($node);
     }
@@ -141,7 +141,7 @@ class SystemNodeProviderTest extends TestCase
         $node = $provider->getNode();
 
         /*/ Assert /*/
-        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disabled_functions']);
+        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disable_functions']);
 
         $this->assertEquals($expected, $node);
     }
@@ -172,7 +172,7 @@ class SystemNodeProviderTest extends TestCase
         $node = $provider->getNode();
 
         /*/ Assert /*/
-        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disabled_functions']);
+        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disable_functions']);
 
         $this->assertEquals(false, $node);
     }
@@ -199,7 +199,7 @@ class SystemNodeProviderTest extends TestCase
         $node = $provider->getNode();
 
         /*/ Assert /*/
-        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disabled_functions']);
+        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disable_functions']);
 
         $this->assertEquals('AABBCCDDEEFF', $node);
     }
@@ -226,7 +226,7 @@ class SystemNodeProviderTest extends TestCase
         $node = $provider->getNode();
 
         /*/ Assert /*/
-        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disabled_functions']);
+        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disable_functions']);
 
         $this->assertFalse($node);
     }
@@ -254,7 +254,7 @@ class SystemNodeProviderTest extends TestCase
         $provider->getNode();
 
         /*/ Assert /*/
-        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disabled_functions']);
+        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disable_functions']);
     }
 
     /**
@@ -320,7 +320,7 @@ class SystemNodeProviderTest extends TestCase
         $node2 = $provider->getNode();
 
         /*/ Assert /*/
-        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disabled_functions']);
+        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disable_functions']);
 
         $this->assertEquals($node, $node2);
     }
@@ -348,7 +348,7 @@ class SystemNodeProviderTest extends TestCase
         $node2 = $provider->getNode();
 
         /*/ Assert /*/
-        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disabled_functions']);
+        $this->assertMockFunctions(null, null, ['netstat -ie 2>&1'], [['a'], ['s']], ['disable_functions']);
 
         $this->assertEquals($node, $node2);
     }
@@ -434,7 +434,7 @@ class SystemNodeProviderTest extends TestCase
             ['/sys/class/net/*/address'],
             ['netstat -ie 2>&1'],
             [['a'], ['s']],
-            ['disabled_functions']
+            ['disable_functions']
         );
 
         $this->assertEquals('010203040506', $node);
@@ -467,7 +467,7 @@ class SystemNodeProviderTest extends TestCase
             ['/sys/class/net/*/address'],
             ['netstat -ie 2>&1'],
             [['a'], ['s']],
-            ['disabled_functions']
+            ['disable_functions']
         );
 
         $this->assertEquals('010203040506', $node);
@@ -498,7 +498,7 @@ class SystemNodeProviderTest extends TestCase
             null,
             null,
             [['s']],
-            ['disabled_functions']
+            ['disable_functions']
         );
 
         $this->assertFalse($node);
@@ -564,6 +564,9 @@ class SystemNodeProviderTest extends TestCase
                 $this->functionProxies[$key]->verifyNeverInvoked();
             } elseif (is_array($asserts)) {
                 foreach ($asserts as $assert) {
+                    if (!is_array($assert)) {
+                        $assert = [$assert];
+                    }
                     $this->functionProxies[$key]->verifyInvokedOnce($assert);
                 }
             } elseif (is_callable($asserts)) {