diff --git a/algorithms-miscellaneous-3/README.md b/algorithms-miscellaneous-3/README.md
index 6a38df484a..ce0fde0415 100644
--- a/algorithms-miscellaneous-3/README.md
+++ b/algorithms-miscellaneous-3/README.md
@@ -7,3 +7,4 @@
 - [Checking If a List Is Sorted in Java](https://www.baeldung.com/java-check-if-list-sorted)
 - [Checking if a Java Graph has a Cycle](https://www.baeldung.com/java-graph-has-a-cycle)
 - [A Guide to the Folding Technique in Java](https://www.baeldung.com/folding-hashing-technique)
+- [Creating a Triangle with for Loops in Java](https://www.baeldung.com/java-print-triangle)
diff --git a/jackson-2/README.md b/jackson-2/README.md
index bb2a58483f..920eaa91e8 100644
--- a/jackson-2/README.md
+++ b/jackson-2/README.md
@@ -11,3 +11,4 @@ The "REST With Spring" Classes: http://bit.ly/restwithspring
 - [Working with Tree Model Nodes in Jackson](https://www.baeldung.com/jackson-json-node-tree-model)
 - [Converting JSON to CSV in Java](https://www.baeldung.com/java-converting-json-to-csv)
 - [Compare Two JSON Objects with Jackson](https://www.baeldung.com/jackson-compare-two-json-objects)
+- [Calling Default Serializer from Custom Serializer in Jackson](https://www.baeldung.com/jackson-call-default-serializer-from-custom-serializer)