diff --git a/src/unity_internals.h b/src/unity_internals.h
index 54c6853..98e298f 100644
--- a/src/unity_internals.h
+++ b/src/unity_internals.h
@@ -953,7 +953,7 @@ int UnityTestMatches(void);
 #define UNITY_TEST_ASSERT_INT16_ARRAY_WITHIN(delta, expected, actual, num_elements, line, message)   UnityAssertNumbersArrayWithin((UNITY_UINT16)(delta), (UNITY_INTERNAL_PTR)(expected), (UNITY_INTERNAL_PTR)(actual), ((UNITY_UINT32)(num_elements)), (message), (UNITY_LINE_TYPE)(line), UNITY_DISPLAY_STYLE_INT16, UNITY_ARRAY_TO_ARRAY)
 #define UNITY_TEST_ASSERT_INT32_ARRAY_WITHIN(delta, expected, actual, num_elements, line, message)   UnityAssertNumbersArrayWithin((UNITY_UINT32)(delta), (UNITY_INTERNAL_PTR)(expected), (UNITY_INTERNAL_PTR)(actual), ((UNITY_UINT32)(num_elements)), (message), (UNITY_LINE_TYPE)(line), UNITY_DISPLAY_STYLE_INT32, UNITY_ARRAY_TO_ARRAY)
 #define UNITY_TEST_ASSERT_UINT_ARRAY_WITHIN(delta, expected, actual, num_elements, line, message)    UnityAssertNumbersArrayWithin(              (delta), (UNITY_INTERNAL_PTR)(expected), (UNITY_INTERNAL_PTR)(actual), ((UNITY_UINT32)(num_elements)), (message), (UNITY_LINE_TYPE)(line), UNITY_DISPLAY_STYLE_UINT, UNITY_ARRAY_TO_ARRAY)
-#define UNITY_TEST_ASSERT_UINT8_ARRAY_WITHIN(delta, expected, actual, num_elements, line, message)   UnityAssertNumbersArrayWithin((UNITY_UINT16)(delta), (UNITY_INTERNAL_PTR)(expected), (UNITY_INTERNAL_PTR)(actual), ((UNITY_UINT32)(num_elements)), (message), (UNITY_LINE_TYPE)(line), UNITY_DISPLAY_STYLE_UINT8, UNITY_ARRAY_TO_ARRAY)
+#define UNITY_TEST_ASSERT_UINT8_ARRAY_WITHIN(delta, expected, actual, num_elements, line, message)   UnityAssertNumbersArrayWithin((UNITY_UINT8 )(delta), (UNITY_INTERNAL_PTR)(expected), (UNITY_INTERNAL_PTR)(actual), ((UNITY_UINT32)(num_elements)), (message), (UNITY_LINE_TYPE)(line), UNITY_DISPLAY_STYLE_UINT8, UNITY_ARRAY_TO_ARRAY)
 #define UNITY_TEST_ASSERT_UINT16_ARRAY_WITHIN(delta, expected, actual, num_elements, line, message)  UnityAssertNumbersArrayWithin((UNITY_UINT16)(delta), (UNITY_INTERNAL_PTR)(expected), (UNITY_INTERNAL_PTR)(actual), ((UNITY_UINT32)(num_elements)), (message), (UNITY_LINE_TYPE)(line), UNITY_DISPLAY_STYLE_UINT16, UNITY_ARRAY_TO_ARRAY)
 #define UNITY_TEST_ASSERT_UINT32_ARRAY_WITHIN(delta, expected, actual, num_elements, line, message)  UnityAssertNumbersArrayWithin((UNITY_UINT32)(delta), (UNITY_INTERNAL_PTR)(expected), (UNITY_INTERNAL_PTR)(actual), ((UNITY_UINT32)(num_elements)), (message), (UNITY_LINE_TYPE)(line), UNITY_DISPLAY_STYLE_UINT32, UNITY_ARRAY_TO_ARRAY)
 #define UNITY_TEST_ASSERT_HEX8_ARRAY_WITHIN(delta, expected, actual, num_elements, line, message)    UnityAssertNumbersArrayWithin((UNITY_UINT8 )(delta), (UNITY_INTERNAL_PTR)(expected), (UNITY_INTERNAL_PTR)(actual), ((UNITY_UINT32)(num_elements)), (message), (UNITY_LINE_TYPE)(line), UNITY_DISPLAY_STYLE_HEX8, UNITY_ARRAY_TO_ARRAY)