Updated dependencies

Author: mcvp-tomtom

README.md

@@ -480,6 +480,10 @@ Normally, one of our developers should be able to comment on them and fix.
 
 These are the release notes for the Java library for mapcodes.
 
+### 2.4.9
+
+* Updated dependencies for security patches.
+
 ### 2.4.8
 
 * Updated dependencies for security patches.

pom.xml

@@ -8,7 +8,7 @@
     <artifactId>mapcode</artifactId>
 
     <packaging>jar</packaging>
-    <version>2.4.8</version>
+    <version>2.4.9</version>
 
     <name>Mapcode Java Library</name>
     <description>
@@ -73,22 +73,22 @@
 
         <!-- Modules. -->
         <coveralls-maven-plugin.version>4.3.0</coveralls-maven-plugin.version>
-        <jacoco-maven-plugin.version>0.8.2</jacoco-maven-plugin.version>
-        <maven-compiler-plugin.version>3.8.0</maven-compiler-plugin.version>
-        <maven-javadoc-plugin.version>3.0.0</maven-javadoc-plugin.version>
+        <jacoco-maven-plugin.version>0.8.4</jacoco-maven-plugin.version>
+        <maven-compiler-plugin.version>3.8.1</maven-compiler-plugin.version>
+        <maven-javadoc-plugin.version>3.1.0</maven-javadoc-plugin.version>
         <maven-gpg-plugin.version>1.6</maven-gpg-plugin.version>
         <maven-project-info-reports-plugin.version>3.0.0</maven-project-info-reports-plugin.version>
         <maven-site-plugin.version>3.7.1</maven-site-plugin.version>
-        <maven-source-plugin.version>3.0.1</maven-source-plugin.version>
-        <maven-surefire-plugin.version>2.21.0</maven-surefire-plugin.version>
+        <maven-source-plugin.version>3.1.0</maven-source-plugin.version>
+        <maven-surefire-plugin.version>2.22.2</maven-surefire-plugin.version>
         <nexus-staging-maven-plugin.version>1.6.8</nexus-staging-maven-plugin.version>
 
         <!-- libraries. -->
         <gson.version>2.8.5</gson.version>
         <jsr305.version>3.0.2</jsr305.version>
         <junit.version>4.12</junit.version>
         <log4j.version>1.2.17</log4j.version>
-        <slf4j.version>1.7.25</slf4j.version>
+        <slf4j.version>1.7.26</slf4j.version>
     </properties>
 
     <distributionManagement>