diff --git a/.idea/compiler.xml b/.idea/compiler.xml
index f0cf84067d..dd2c73c531 100644
--- a/.idea/compiler.xml
+++ b/.idea/compiler.xml
@@ -36,10 +36,12 @@
         <module name="core-java-collections-conversions-2" />
         <module name="core-java-8" />
         <module name="core-java-collections-3" />
+        <module name="core-java-9" />
         <module name="core-java-collections-2" />
       </profile>
     </annotationProcessing>
     <bytecodeTargetLevel>
+      <module name="core-java-10" target="17" />
       <module name="core-java-11-2" target="11" />
       <module name="core-java-8-2" target="11" />
       <module name="core-java-collections-list-3" target="11" />
@@ -48,6 +50,7 @@
   </component>
   <component name="JavacSettings">
     <option name="ADDITIONAL_OPTIONS_OVERRIDE">
+      <module name="core-java-9" options="" />
       <module name="core-java-streams" options="-parameters" />
     </option>
   </component>
diff --git a/.idea/encodings.xml b/.idea/encodings.xml
index 4ba500396a..9b5a7e8870 100644
--- a/.idea/encodings.xml
+++ b/.idea/encodings.xml
@@ -1,6 +1,8 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
   <component name="Encoding">
+    <file url="file://$PROJECT_DIR$/core-java-modules/core-java-10/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/core-java-modules/core-java-10/src/main/resources" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/core-java-modules/core-java-11-2/src/main/java" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/core-java-modules/core-java-11-2/src/main/resources" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/core-java-modules/core-java-11/src/main/java" charset="UTF-8" />
@@ -9,6 +11,8 @@
     <file url="file://$PROJECT_DIR$/core-java-modules/core-java-8-2/src/main/resources" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/core-java-modules/core-java-8/src/main/java" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/core-java-modules/core-java-8/src/main/resources" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/core-java-modules/core-java-9/src/main/java" charset="UTF-8" />
+    <file url="file://$PROJECT_DIR$/core-java-modules/core-java-9/src/main/resources" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/core-java-modules/core-java-annotations/src/main/java" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/core-java-modules/core-java-annotations/src/main/resources" charset="UTF-8" />
     <file url="file://$PROJECT_DIR$/core-java-modules/core-java-collections-2/src/main/java" charset="UTF-8" />
diff --git a/core-java-modules/core-java-10/pom.xml b/core-java-modules/core-java-10/pom.xml
index 2551b1aa96..9823f614f7 100644
--- a/core-java-modules/core-java-10/pom.xml
+++ b/core-java-modules/core-java-10/pom.xml
@@ -8,9 +8,9 @@
     <name>core-java-10</name>
 
     <parent>
-        <groupId>com.baeldung.core-java-modules</groupId>
+        <groupId>com.ossez.core-java-modules</groupId>
         <artifactId>core-java-modules</artifactId>
-        <version>0.0.1-SNAPSHOT</version>
+        <version>0.0.2-SNAPSHOT</version>
     </parent>
 
     <dependencies>
diff --git a/core-java-modules/core-java-9-jigsaw/pom.xml b/core-java-modules/core-java-9-jigsaw/pom.xml
index 6bbafeabae..4f766cb856 100644
--- a/core-java-modules/core-java-9-jigsaw/pom.xml
+++ b/core-java-modules/core-java-9-jigsaw/pom.xml
@@ -12,9 +12,9 @@
     </modules>
 
     <parent>
-        <groupId>com.baeldung.core-java-modules</groupId>
+        <groupId>com.ossez.core-java-modules</groupId>
         <artifactId>core-java-modules</artifactId>
-        <version>0.0.1-SNAPSHOT</version>
+        <version>0.0.2-SNAPSHOT</version>
     </parent>
 
     <build>
diff --git a/core-java-modules/core-java-9/pom.xml b/core-java-modules/core-java-9/pom.xml
index dbb6b0a539..0fc3b774c2 100644
--- a/core-java-modules/core-java-9/pom.xml
+++ b/core-java-modules/core-java-9/pom.xml
@@ -1,16 +1,15 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <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">
+         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>
     <artifactId>core-java-9</artifactId>
     <name>core-java-9</name>
 
     <parent>
-        <groupId>com.baeldung</groupId>
-        <artifactId>parent-modules</artifactId>
-        <version>1.0.0-SNAPSHOT</version>
-        <relativePath>../../</relativePath>
+        <groupId>com.ossez.core-java-modules</groupId>
+        <artifactId>core-java-modules</artifactId>
+        <version>0.0.2-SNAPSHOT</version>
     </parent>
 
     <dependencies>
@@ -59,11 +58,13 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
+                <version>${maven-compiler-plugin.version}</version>
                 <configuration>
                     <source>${maven.compiler.source}</source>
                     <target>${maven.compiler.target}</target>
+                    <encoding>UTF-8</encoding>
                     <compilerArgs>
-                        <arg>--add-exports=java.base/com.sun.crypto.provider=ALL-UNNAMED</arg>
+<!--                        <arg>&#45;&#45;add-exports=java.base/sun.net.util=ALL-UNNAMED</arg>-->
                     </compilerArgs>
                 </configuration>
             </plugin>
@@ -77,6 +78,7 @@
         </pluginRepository>
     </pluginRepositories>
 
+
     <properties>
         <awaitility.version>1.7.0</awaitility.version>
         <maven.compiler.source>1.9</maven.compiler.source>
diff --git a/core-java-modules/core-java-9/src/main/java/com/baeldung/java9/prejpms/App.java b/core-java-modules/core-java-9/src/main/java/com/baeldung/java9/prejpms/App.java
index d97ff4b743..dc682ec3d3 100644
--- a/core-java-modules/core-java-9/src/main/java/com/baeldung/java9/prejpms/App.java
+++ b/core-java-modules/core-java-9/src/main/java/com/baeldung/java9/prejpms/App.java
@@ -9,7 +9,7 @@ import java.util.concurrent.atomic.AtomicInteger;
 import javax.xml.bind.JAXBContext;
 import javax.xml.bind.Marshaller;
 
-import com.sun.crypto.provider.SunJCE;
+//import com.sun.crypto.provider.SunJCE;
 
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -28,7 +28,7 @@ public class App {
 
     private static void getCrytpographyProviderName() {
         try {
-            LOGGER.info("1. JCE Provider Name: {}\n", new SunJCE().getName());
+//            LOGGER.info("1. JCE Provider Name: {}\n", new SunJCE().getName());
         } catch (Throwable e) {
             LOGGER.error(e.toString());
         }
diff --git a/core-java-modules/pom.xml b/core-java-modules/pom.xml
index 0cddbce097..f51d0308f1 100644
--- a/core-java-modules/pom.xml
+++ b/core-java-modules/pom.xml
@@ -17,6 +17,8 @@
     <modules>
         <module>core-java</module>
         <module>core-java-8</module>
+        <module>core-java-9</module>
+<!--        <module>core-java-10</module>-->
         <module>core-java-11</module>
         <module>core-java-annotations</module>
         <module>core-java-collections</module>