diff --git a/pom.xml b/pom.xml
index dc896272..3486782e 100644
--- a/pom.xml
+++ b/pom.xml
@@ -20,7 +20,7 @@
             <id>lightguard</id>
             <name>Jason Porter</name>
             <email>lightguard.jp@gmail.com</email>
-            <url>http://www.lightguard-jp.info</url>
+            <url>https://www.lightguard-jp.info</url>
             <roles>
                 <role>Project Lead</role>
             </roles>
@@ -40,7 +40,7 @@
     <licenses>
         <license>
             <name>Apache License, Version 2.0</name>
-            <url>http://www.apache.org/licenses/LICENSE-2.0</url>
+            <url>https://www.apache.org/licenses/LICENSE-2.0</url>
             <distribution>repo</distribution>
         </license>
     </licenses>
@@ -322,17 +322,17 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-source-plugin</artifactId>
-                    <version>3.0.1</version>
+                    <version>3.2.1</version>
                 </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-javadoc-plugin</artifactId>
-                    <version>3.2.0</version>
+                    <version>3.3.0</version>
                 </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-jar-plugin</artifactId>
-                    <version>3.0.2</version>
+                    <version>3.2.0</version>
                 </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
@@ -342,12 +342,12 @@
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-gpg-plugin</artifactId>
-                    <version>1.6</version>
+                    <version>3.0.1</version>
                 </plugin>
                 <plugin>
                     <groupId>org.apache.maven.plugins</groupId>
                     <artifactId>maven-invoker-plugin</artifactId>
-                    <version>3.0.1</version>
+                    <version>3.2.2</version>
                 </plugin>
             </plugins>
         </pluginManagement>
@@ -395,8 +395,8 @@
                         <artifactId>maven-gpg-plugin</artifactId>
                         <configuration>
                             <executable>gpg2</executable>
+                            <keyname>${gpg.keyname}</keyname>
                             <passphrase>${gpg.passphrase}</passphrase>
-                            <useAgent>${gpg.useAgent}</useAgent>
                         </configuration>
                         <executions>
                             <execution>
@@ -434,7 +434,6 @@
                     <plugin>
                         <groupId>org.apache.maven.plugins</groupId>
                         <artifactId>maven-invoker-plugin</artifactId>
-                        <version>3.0.1</version>
                         <configuration>
                             <projectsDirectory>src/it</projectsDirectory>
                             <cloneProjectsTo>${project.build.directory}/it</cloneProjectsTo>