diff --git a/core-java-modules/core-java-lang-6/README.md b/core-java-modules/core-java-lang-6/README.md
index 3e28d58094..6343f38e91 100644
--- a/core-java-modules/core-java-lang-6/README.md
+++ b/core-java-modules/core-java-lang-6/README.md
@@ -12,3 +12,4 @@ This module contains articles about core features in the Java language
 - [Return First Non-null Value in Java](https://www.baeldung.com/java-first-non-null)
 - [Compress and Uncompress Byte Array Using Deflater/Inflater](https://www.baeldung.com/java-compress-uncompress-byte-array)
 - [Static Final Variables in Java](https://www.baeldung.com/java-static-final-variables)
+- [What Is the Error: “Non-static method cannot be referenced from a static context”?](https://www.baeldung.com/java-non-static-method-cannot-be-referenced-from-a-static-context)