diff --git a/src/test/java/com/thealgorithms/maths/AbsoluteMaxTest.java b/src/test/java/com/thealgorithms/maths/AbsoluteMaxTest.java
index 85ffb91e2..70d2f64bc 100644
--- a/src/test/java/com/thealgorithms/maths/AbsoluteMaxTest.java
+++ b/src/test/java/com/thealgorithms/maths/AbsoluteMaxTest.java
@@ -12,6 +12,7 @@ public class AbsoluteMaxTest {
         assertEquals(16, AbsoluteMax.getMaxValue(-2, 0, 16));
         assertEquals(-22, AbsoluteMax.getMaxValue(-3, -10, -22));
         assertEquals(-888, AbsoluteMax.getMaxValue(-888));
+        assertEquals(-1, AbsoluteMax.getMaxValue(-1, -1, -1, -1, -1));
     }
 
     @Test