diff --git a/src/unity_internals.h b/src/unity_internals.h
index 4cf2b0136d43fb50692a5b569a83f941e243853e..ec2668cf422edf8fe996fe69b2a3f36821ec3578 100644
--- a/src/unity_internals.h
+++ b/src/unity_internals.h
@@ -180,8 +180,8 @@ void UnityAssertFloatsWithin(const _UF delta,
 //-------------------------------------------------------
 
 #define UNITY_TEST_ASSERT(condition, line, message)                                              if (condition) {} else {UNITY_TEST_FAIL((UNITY_LINE_TYPE)line, message);}
-#define UNITY_TEST_ASSERT_NULL(pointer, line, message)                                           UNITY_TEST_ASSERT(((pointer) == NULL),  message, (UNITY_LINE_TYPE)line)
-#define UNITY_TEST_ASSERT_NOT_NULL(pointer, line, message)                                       UNITY_TEST_ASSERT(((pointer) != NULL),  message, (UNITY_LINE_TYPE)line)
+#define UNITY_TEST_ASSERT_NULL(pointer, line, message)                                           UNITY_TEST_ASSERT(((pointer) == NULL),  (UNITY_LINE_TYPE)line, message)
+#define UNITY_TEST_ASSERT_NOT_NULL(pointer, line, message)                                       UNITY_TEST_ASSERT(((pointer) != NULL),  (UNITY_LINE_TYPE)line, message)
 
 #define UNITY_TEST_ASSERT_EQUAL_INT(expected, actual, line, message)                             UnityAssertEqualNumber((long)(expected), (long)(actual), (message), (UNITY_LINE_TYPE)line, UNITY_DISPLAY_STYLE_INT)
 #define UNITY_TEST_ASSERT_EQUAL_UINT(expected, actual, line, message)                            UnityAssertEqualNumber((long)(expected), (long)(actual), (message), (UNITY_LINE_TYPE)line, UNITY_DISPLAY_STYLE_UINT)
diff --git a/test/testunity.c b/test/testunity.c
index a8f0d5398f6f2ea185bb9cd0ee8ed37e72af7878..bd574161f5e1ab2afed7f8d3a62c742a3580fe4e 100644
--- a/test/testunity.c
+++ b/test/testunity.c
@@ -134,6 +134,47 @@ void testFail(void)
     TEST_ASSERT_EQUAL_INT(0U, Unity.TestFailures);
 }
 
+void testIsNull(void)
+{
+    char* ptr1 = NULL;
+    char* ptr2 = "hello";
+    
+    TEST_ASSERT_NULL(ptr1);
+    TEST_ASSERT_NOT_NULL(ptr2);
+}
+
+void testIsNullShouldFailIfNot(void)
+{
+    int failed;
+    char* ptr1 = "hello";
+    
+    EXPECT_ABORT_BEGIN
+    TEST_ASSERT_NULL(ptr1);
+    EXPECT_ABORT_END
+    
+    failed = Unity.CurrentTestFailed;
+    Unity.CurrentTestFailed = 0;
+
+    TEST_ASSERT_EQUAL_INT(1U, failed);
+    TEST_ASSERT_EQUAL_INT(0U, Unity.TestFailures);
+}
+
+void testNotNullShouldFailIfNULL(void)
+{
+    int failed;
+    char* ptr1 = NULL;
+    
+    EXPECT_ABORT_BEGIN
+    TEST_ASSERT_NOT_NULL(ptr1);
+    EXPECT_ABORT_END
+    
+    failed = Unity.CurrentTestFailed;
+    Unity.CurrentTestFailed = 0;
+
+    TEST_ASSERT_EQUAL_INT(1U, failed);
+    TEST_ASSERT_EQUAL_INT(0U, Unity.TestFailures);
+}
+
 void testIgnore(void)
 {
     int ignored;
@@ -192,7 +233,6 @@ void testNotEqualBits(void)
     TEST_ASSERT_MESSAGE(1U == failed, "This is expected");
 }
 
-
 void testNotEqualUInts(void)
 {
     int failed;