diff --git a/core-java-8/README.md b/core-java-8/README.md
index f9af585ab3..892dc71f76 100644
--- a/core-java-8/README.md
+++ b/core-java-8/README.md
@@ -37,3 +37,4 @@
 - [Java @SuppressWarnings Annotation](https://www.baeldung.com/java-suppresswarnings)
 - [Java @SafeVarargs Annotation](https://www.baeldung.com/java-safevarargs)
 - [Java @Deprecated Annotation](https://www.baeldung.com/java-deprecated)
+- [Java 8 Predicate Chain](https://www.baeldung.com/java-predicate-chain)
diff --git a/core-java-lang/README.md b/core-java-lang/README.md
index d5ad7d8e7c..7af962558d 100644
--- a/core-java-lang/README.md
+++ b/core-java-lang/README.md
@@ -34,3 +34,4 @@
 - [“Sneaky Throws” in Java](http://www.baeldung.com/java-sneaky-throws)
 - [Retrieving a Class Name in Java](https://www.baeldung.com/java-class-name)
 - [Java Compound Operators](https://www.baeldung.com/java-compound-operators)
+- [Guide to Java Packages](https://www.baeldung.com/java-packages)
\ No newline at end of file
diff --git a/java-collections-maps/README.md b/java-collections-maps/README.md
index a6037a3c57..0b76ca1959 100644
--- a/java-collections-maps/README.md
+++ b/java-collections-maps/README.md
@@ -17,3 +17,4 @@
 - [Finding the Highest Value in a Java Map](https://www.baeldung.com/java-find-map-max)
 - [Merging Two Maps with Java 8](https://www.baeldung.com/java-merge-maps)
 - [How to Check If a Key Exists in a Map](https://www.baeldung.com/java-map-key-exists)
+- [Comparing Two HashMaps in Java](https://www.baeldung.com/java-compare-hashmaps)
diff --git a/persistence-modules/hibernate5/README.md b/persistence-modules/hibernate5/README.md
index 2b948a683a..e973907248 100644
--- a/persistence-modules/hibernate5/README.md
+++ b/persistence-modules/hibernate5/README.md
@@ -23,3 +23,4 @@
 - [Difference Between @JoinColumn and mappedBy](https://www.baeldung.com/jpa-joincolumn-vs-mappedby)
 - [Hibernate 5 Bootstrapping API](https://www.baeldung.com/hibernate-5-bootstrapping-api)
 - [Criteria Queries Using JPA Metamodel](https://www.baeldung.com/hibernate-criteria-queries-metamodel)
+- [Guide to the Hibernate EntityManager](https://www.baeldung.com/hibernate-entitymanager)
diff --git a/persistence-modules/java-jpa/README.md b/persistence-modules/java-jpa/README.md
index 9a90216519..2eea5e60b4 100644
--- a/persistence-modules/java-jpa/README.md
+++ b/persistence-modules/java-jpa/README.md
@@ -2,4 +2,5 @@
 
 - [A Guide to SqlResultSetMapping](http://www.baeldung.com/jpa-sql-resultset-mapping)
 - [A Guide to Stored Procedures with JPA](http://www.baeldung.com/jpa-stored-procedures)
-- [Fixing the JPA error “java.lang.String cannot be cast to [Ljava.lang.String;”](https://www.baeldung.com/jpa-error-java-lang-string-cannot-be-cast) 
+- [Fixing the JPA error “java.lang.String cannot be cast to Ljava.lang.String;”](https://www.baeldung.com/jpa-error-java-lang-string-cannot-be-cast) 
+- [JPA Entity Graph](https://www.baeldung.com/jpa-entity-graph)