diff --git a/hazelcast/pom.xml b/hazelcast/pom.xml
index 5b467af655..2811bf8b12 100644
--- a/hazelcast/pom.xml
+++ b/hazelcast/pom.xml
@@ -22,7 +22,7 @@
         <dependency>
             <groupId>com.hazelcast</groupId>
             <artifactId>hazelcast-client</artifactId>
-            <version>3.7.2</version>
+            <version>${hazelcast.version}</version>
         </dependency>
 
     </dependencies>
@@ -39,7 +39,7 @@
 
     <properties>
         <!-- hazelcast -->
-        <hazelcast.version>3.7.4</hazelcast.version>
+        <hazelcast.version>3.8.4</hazelcast.version>
     </properties>
 
 </project>
\ No newline at end of file
diff --git a/hbase/pom.xml b/hbase/pom.xml
index 3f5456777e..5fe47fcdc7 100644
--- a/hbase/pom.xml
+++ b/hbase/pom.xml
@@ -31,7 +31,7 @@
     </dependencies>
 
     <properties>
-        <hbase.version>1.3.0</hbase.version>
+        <hbase.version>1.3.1</hbase.version>
     </properties>
 
 
diff --git a/immutables/pom.xml b/immutables/pom.xml
index 9b623c85e7..884ebc0c61 100644
--- a/immutables/pom.xml
+++ b/immutables/pom.xml
@@ -3,7 +3,6 @@
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
 
-    <groupId>com.baeldung</groupId>
     <artifactId>immutables</artifactId>
     <version>1.0.0-SNAPSHOT</version>
 
@@ -34,7 +33,7 @@
     </dependencies>
 
     <properties>
-        <immutables.version>2.3.10</immutables.version>
+        <immutables.version>2.5.6</immutables.version>
         <assertj.version>3.6.1</assertj.version>
         <mutabilitydetector.version>0.9.6</mutabilitydetector.version>
     </properties>
diff --git a/json-path/pom.xml b/json-path/pom.xml
index 8384ba68ed..0f8ff3bd31 100644
--- a/json-path/pom.xml
+++ b/json-path/pom.xml
@@ -1,7 +1,6 @@
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
     xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
     <modelVersion>4.0.0</modelVersion>
-    <groupId>com.baeldung</groupId>
     <artifactId>json-path</artifactId>
     <version>0.0.1-SNAPSHOT</version>
     <name>json-path</name>
diff --git a/lombok/pom.xml b/lombok/pom.xml
index 472516de4d..bea05b38f3 100644
--- a/lombok/pom.xml
+++ b/lombok/pom.xml
@@ -6,8 +6,6 @@
     <modelVersion>4.0.0</modelVersion>
 
     <name>lombok</name>
-
-    <groupId>com.baeldung</groupId>
     <artifactId>lombok</artifactId>
     <version>0.1-SNAPSHOT</version>
 
@@ -81,7 +79,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <!-- lombok: https://projectlombok.org/changelog.html -->
-        <lombok.version>1.16.12</lombok.version>
+        <lombok.version>1.16.18</lombok.version>
 
         <!-- various -->
         <hibernate-jpa-2.1-api.version>1.0.0.Final</hibernate-jpa-2.1-api.version>