diff --git a/src/test/java/com/codacy/utils/MathTest.java b/src/test/java/com/codacy/utils/MathTest.java
index 3081f44..10e9549 100644
--- a/src/test/java/com/codacy/utils/MathTest.java
+++ b/src/test/java/com/codacy/utils/MathTest.java
@@ -10,6 +10,8 @@ public void shouldAddNumbers() {
         Math math = new Math(23);
 
         assertEquals(7, math.magicAdd(3, 4));
+        assertEquals(8, math.magicAdd(4, 4));
+        assertEquals(9, math.magicAdd(5, 4));
     }
 
     // Uncomment this to have 100% coverage