diff --git a/core-java-modules/java-numbers-4/README.md b/core-java-modules/java-numbers-4/README.md
index 2a77992c8f..12f9890ee3 100644
--- a/core-java-modules/java-numbers-4/README.md
+++ b/core-java-modules/java-numbers-4/README.md
@@ -9,3 +9,4 @@
 - [Convert boolean to int in Java](https://www.baeldung.com/java-boolean-to-int)
 - [Generate a Random Value From an Enum](https://www.baeldung.com/java-enum-random-value)
 - [Reverse a Number in Java](https://www.baeldung.com/java-reverse-number)
+- [Check if BigDecimal Value Is Zero](https://www.baeldung.com/java-bigdecimal-zero)