diff --git a/OCPP-J/pom.xml b/OCPP-J/pom.xml
index 872916fb..d08be0da 100644
--- a/OCPP-J/pom.xml
+++ b/OCPP-J/pom.xml
@@ -98,7 +98,7 @@
                   <source>1.8</source>
                   <target>1.8</target>
               </configuration>
-              <version>3.11.0</version>
+              <version>3.12.1</version>
           </plugin>
           <plugin>
               <groupId>org.apache.maven.plugins</groupId>
diff --git a/ocpp-common/pom.xml b/ocpp-common/pom.xml
index 057b6a67..4b227a3a 100644
--- a/ocpp-common/pom.xml
+++ b/ocpp-common/pom.xml
@@ -99,7 +99,7 @@
                     <source>1.8</source>
                     <target>1.8</target>
                 </configuration>
-                <version>3.11.0</version>
+                <version>3.12.1</version>
             </plugin>
             <plugin>
               <groupId>org.apache.maven.plugins</groupId>
diff --git a/ocpp-v1_6-test/pom.xml b/ocpp-v1_6-test/pom.xml
index 70365e5a..545e845f 100644
--- a/ocpp-v1_6-test/pom.xml
+++ b/ocpp-v1_6-test/pom.xml
@@ -112,7 +112,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.11.0</version>
+                <version>3.12.1</version>
                 <configuration>
                     <source>1.8</source>
                     <target>1.8</target>
diff --git a/ocpp-v1_6/pom.xml b/ocpp-v1_6/pom.xml
index 95c7babc..8e0db3a3 100644
--- a/ocpp-v1_6/pom.xml
+++ b/ocpp-v1_6/pom.xml
@@ -97,7 +97,7 @@
                     <source>1.8</source>
                     <target>1.8</target>
                 </configuration>
-                <version>3.11.0</version>
+                <version>3.12.1</version>
             </plugin>
             <plugin>
               <groupId>org.apache.maven.plugins</groupId>
diff --git a/ocpp-v2-test/pom.xml b/ocpp-v2-test/pom.xml
index afded2e5..aaabb3af 100644
--- a/ocpp-v2-test/pom.xml
+++ b/ocpp-v2-test/pom.xml
@@ -138,7 +138,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.11.0</version>
+                <version>3.12.1</version>
                 <configuration>
                     <source>1.8</source>
                     <target>1.8</target>
diff --git a/ocpp-v2/pom.xml b/ocpp-v2/pom.xml
index ec80d129..8ddebb3e 100644
--- a/ocpp-v2/pom.xml
+++ b/ocpp-v2/pom.xml
@@ -107,7 +107,7 @@
                     <source>1.8</source>
                     <target>1.8</target>
                 </configuration>
-                <version>3.11.0</version>
+                <version>3.12.1</version>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
diff --git a/ocpp-v2_0-test/pom.xml b/ocpp-v2_0-test/pom.xml
index b5f24fe3..408275b2 100644
--- a/ocpp-v2_0-test/pom.xml
+++ b/ocpp-v2_0-test/pom.xml
@@ -113,7 +113,7 @@
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-compiler-plugin</artifactId>
-                <version>3.11.0</version>
+                <version>3.12.1</version>
                 <configuration>
                     <source>1.8</source>
                     <target>1.8</target>
diff --git a/ocpp-v2_0/pom.xml b/ocpp-v2_0/pom.xml
index 344e10d0..09d1e898 100644
--- a/ocpp-v2_0/pom.xml
+++ b/ocpp-v2_0/pom.xml
@@ -91,7 +91,7 @@
                     <source>1.8</source>
                     <target>1.8</target>
                 </configuration>
-                <version>3.11.0</version>
+                <version>3.12.1</version>
             </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
diff --git a/pom.xml b/pom.xml
index 64678f70..29d2978a 100644
--- a/pom.xml
+++ b/pom.xml
@@ -66,7 +66,7 @@
                     <source>1.8</source>
                     <target>1.8</target>
                 </configuration>
-                <version>3.11.0</version>
+                <version>3.12.1</version>
             </plugin>
 
             <plugin>