diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 9d6246269..c1229fe51 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -25,14 +25,27 @@ This project uses Google Java style formatting rules.
 Install extensions [Language Support for Java(TM) by Red Hat](https://marketplace.visualstudio.com/items?itemName=redhat.java) and [Checkstyle for Java
 ](https://marketplace.visualstudio.com/items?itemName=shengchen.vscode-checkstyle) and add the following to settings.json.
  ```   
-    "[java]": {
-        "editor.defaultFormatter": "redhat.java",
-        "editor.formatOnSave": true,
-    },
-    "java.format.settings.url": "https://raw.githubusercontent.com/google/styleguide/gh-pages/eclipse-java-google-style.xml",
-    "java.saveActions.organizeImports": true,
-    "java.checkstyle.version": "10.3",
-    "java.checkstyle.configuration": "https://github.com/checkstyle/checkstyle/blob/master/src/main/resources/google_checks.xml"
+  "java.configuration.updateBuildConfiguration": "interactive",
+  "[java]": {
+    "editor.defaultFormatter": "redhat.java",
+    "editor.formatOnSave": true,
+    "editor.tabSize": 2,
+    "editor.insertSpaces": true,
+    "editor.detectIndentation": false
+  },
+  "java.format.settings.url": "https://raw.githubusercontent.com/google/styleguide/gh-pages/eclipse-java-google-style.xml",
+  "java.saveActions.organizeImports": true,
+  "java.checkstyle.version": "10.18.1",
+  "java.checkstyle.configuration": "${workspaceFolder}/checkstyle_neqsim.xml",
+  "java.debug.settings.hotCodeReplace": "never",
+  "[xml]": {
+    "editor.tabSize": 4,
+    "editor.insertSpaces": false
+  },
+  "[json]": {
+    "editor.tabSize": 4,
+    "editor.insertSpaces": true
+  }
 ```
 
 Note: workspace/project specific settings are located in folder .vscode.
diff --git a/pom.xml b/pom.xml
index 83503a2db..11872f8f9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -115,7 +115,7 @@
 		<dependency>
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>
-			<version>2.11.0</version>
+			<version>2.12.1</version>
 		</dependency>
 	</dependencies>
 	<profiles>
diff --git a/pomJava21.xml b/pomJava21.xml
index 01750f8d4..6b02ec837 100644
--- a/pomJava21.xml
+++ b/pomJava21.xml
@@ -114,7 +114,7 @@
 		<dependency>
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>
-			<version>2.10.1</version>
+			<version>2.12.1</version>
 		</dependency>
 	</dependencies>
 	<build>
diff --git a/pomJava8.xml b/pomJava8.xml
index 03953bce4..5443b73b4 100644
--- a/pomJava8.xml
+++ b/pomJava8.xml
@@ -114,7 +114,7 @@
 		<dependency>
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>
-			<version>2.10.1</version>
+			<version>2.12.1</version>
 		</dependency>
 	</dependencies>
 	<build>