diff --git a/Mustang-CLI/pom.xml b/Mustang-CLI/pom.xml
index e716e9d5..247cd494 100644
--- a/Mustang-CLI/pom.xml
+++ b/Mustang-CLI/pom.xml
@@ -16,9 +16,9 @@
     <version>2.12.0-SNAPSHOT</version>
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-        <maven.compiler.compilerVersion>8</maven.compiler.compilerVersion>
-        <maven.compiler.source>8</maven.compiler.source>
-        <maven.compiler.target>8</maven.compiler.target>
+        <maven.compiler.compilerVersion>11</maven.compiler.compilerVersion>
+        <maven.compiler.source>11</maven.compiler.source>
+        <maven.compiler.target>11</maven.compiler.target>
     </properties>
     <dependencies>
         <dependency>
@@ -36,11 +36,6 @@
             <version>1.8.0</version>
         </dependency>
 
-        <dependency>
-            <groupId>org.riversun</groupId>
-            <artifactId>bigdoc</artifactId>
-            <version>0.4.0</version>
-        </dependency>
         <dependency>
             <groupId>org.junit.jupiter</groupId>
             <artifactId>junit-jupiter-api</artifactId>
@@ -100,7 +95,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-jar-plugin</artifactId>
-                <version>3.2.0</version>
+                <version>3.4.2</version>
                 <configuration>
                     <archive>
                         <manifest>
@@ -128,14 +123,14 @@
                     <!-- http://stackoverflow.com/questions/574594/how-can-i-create-an-executable-jar-with-dependencies-using-maven
                              mvn clean compile assembly:single -->
                     <!-- or whatever version you use -->
-                    <source>8</source>
-                    <target>8</target>
+                    <source>11</source>
+                    <target>11</target>
                 </configuration>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-shade-plugin</artifactId>
-                <version>2.4.3</version>
+                <version>3.5.3</version>
                 <configuration>
                     <transformers>
                         <transformer
@@ -218,7 +213,7 @@
                         <configuration>
                             <toolchains>
                                 <jdk>
-                                    <version>8</version>
+                                    <version>11</version>
                                     <vendor>adopt</vendor>
                                 </jdk>
                             </toolchains>
diff --git a/library/pom.xml b/library/pom.xml
index c198732b..76b7e8b7 100644
--- a/library/pom.xml
+++ b/library/pom.xml
@@ -320,7 +320,7 @@
                         <configuration>
                             <toolchains>
                                 <jdk>
-                                    <version>8</version>
+                                    <version>11</version>
                                     <vendor>adopt</vendor>
                                 </jdk>
                             </toolchains>
diff --git a/validator/pom.xml b/validator/pom.xml
index 3a116c21..ddb06bef 100644
--- a/validator/pom.xml
+++ b/validator/pom.xml
@@ -29,9 +29,9 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <maven.deploy.skip>false
         </maven.deploy.skip><!-- do deploy to maven central, parent project does not and inherits -->
-        <maven.compiler.compilerVersion>8</maven.compiler.compilerVersion>
-        <maven.compiler.source>8</maven.compiler.source>
-        <maven.compiler.target>8</maven.compiler.target>
+        <maven.compiler.compilerVersion>11</maven.compiler.compilerVersion>
+        <maven.compiler.source>11</maven.compiler.source>
+        <maven.compiler.target>11</maven.compiler.target>
 
     </properties>
     <dependencies>
@@ -140,8 +140,8 @@
                     <!-- http://stackoverflow.com/questions/574594/how-can-i-create-an-executable-jar-with-dependencies-using-maven
                              mvn clean compile assembly:single -->
                     <!-- or whatever version you use -->
-                    <source>8</source>
-                    <target>8</target>
+                    <source>11</source>
+                    <target>11</target>
                 </configuration>
             </plugin>
             <!-- /ZUV -->
@@ -269,7 +269,7 @@
                         <configuration>
                             <toolchains>
                                 <jdk>
-                                    <version>8</version>
+                                    <version>11</version>
                                     <vendor>adopt</vendor>
                                 </jdk>
                             </toolchains>