diff --git a/pom.xml b/pom.xml
index 8c368558..f2cfcf13 100644
--- a/pom.xml
+++ b/pom.xml
@@ -114,33 +114,34 @@
         <!-- versions of Maven plugins -->
 
         <!-- Maven plugins from org.apache.maven.plugins (and their dependencies) -->
-        <plugin.maven-assembly-plugin>3.6.0</plugin.maven-assembly-plugin>
-        <plugin.maven-checkstyle-plugin>3.3.0</plugin.maven-checkstyle-plugin>
+        <plugin.maven-assembly-plugin>3.7.1</plugin.maven-assembly-plugin>
+        <!-- version 3.1.2 is the last one compatible with JDK8 -->
+        <plugin.maven-checkstyle-plugin>3.1.2</plugin.maven-checkstyle-plugin>
         <plugin.dependency.com.puppycrawl.tools.checkstyle>8.40</plugin.dependency.com.puppycrawl.tools.checkstyle>
-        <plugin.maven-clean-plugin>3.3.1</plugin.maven-clean-plugin>
-        <plugin.maven-compiler-plugin>3.11.0</plugin.maven-compiler-plugin>
-        <plugin.maven-dependency-plugin>3.6.0</plugin.maven-dependency-plugin>
+        <plugin.maven-clean-plugin>3.3.2</plugin.maven-clean-plugin>
+        <plugin.maven-compiler-plugin>3.13.0</plugin.maven-compiler-plugin>
+        <plugin.maven-dependency-plugin>3.6.1</plugin.maven-dependency-plugin>
         <plugin.maven-deploy-plugin>3.1.1</plugin.maven-deploy-plugin>
-        <plugin.maven-enforcer-plugin>3.3.0</plugin.maven-enforcer-plugin>
+        <plugin.maven-enforcer-plugin>3.4.1</plugin.maven-enforcer-plugin>
         <plugin.dependency.org.commonjava.maven.enforcer>1.3</plugin.dependency.org.commonjava.maven.enforcer>
-        <plugin.maven-failsafe-plugin>3.1.2</plugin.maven-failsafe-plugin>
-        <plugin.maven-gpg-plugin>3.1.0</plugin.maven-gpg-plugin>
+        <plugin.maven-failsafe-plugin>3.2.5</plugin.maven-failsafe-plugin>
+        <plugin.maven-gpg-plugin>3.2.1</plugin.maven-gpg-plugin>
         <plugin.maven-install-plugin>3.1.1</plugin.maven-install-plugin>
         <plugin.maven-jar-plugin>3.3.0</plugin.maven-jar-plugin>
-        <plugin.maven-javadoc-plugin>3.5.0</plugin.maven-javadoc-plugin>
+        <plugin.maven-javadoc-plugin>3.6.3</plugin.maven-javadoc-plugin>
         <plugin.maven-release-plugin>3.0.1</plugin.maven-release-plugin>
-        <plugin.maven-remote-resources-plugin>3.1.0</plugin.maven-remote-resources-plugin>
+        <plugin.maven-remote-resources-plugin>3.2.0</plugin.maven-remote-resources-plugin>
         <plugin.maven-resources-plugin>3.3.1</plugin.maven-resources-plugin>
-        <plugin.dependency.maven-filtering>3.3.1</plugin.dependency.maven-filtering>
-        <plugin.maven-shade-plugin>3.5.0</plugin.maven-shade-plugin>
+        <plugin.dependency.maven-filtering>3.3.2</plugin.dependency.maven-filtering>
+        <plugin.maven-shade-plugin>3.5.2</plugin.maven-shade-plugin>
         <plugin.maven-site-plugin>3.12.1</plugin.maven-site-plugin>
         <plugin.maven-source-plugin>3.3.0</plugin.maven-source-plugin>
-        <plugin.maven-surefire-plugin>3.1.2</plugin.maven-surefire-plugin>
+        <plugin.maven-surefire-plugin>3.2.5</plugin.maven-surefire-plugin>
 
         <!-- Other Maven plugins (and their dependencies) -->
         <plugin.felix.maven-bundle-plugin>5.1.9</plugin.felix.maven-bundle-plugin>
-        <plugin.mojo.build-helper-maven-plugin>3.4.0</plugin.mojo.build-helper-maven-plugin>
-        <plugin.mycila.license-maven-plugin>4.2</plugin.mycila.license-maven-plugin>
+        <plugin.mojo.build-helper-maven-plugin>3.5.0</plugin.mojo.build-helper-maven-plugin>
+        <plugin.mycila.license-maven-plugin>4.3</plugin.mycila.license-maven-plugin>
         <plugin.ops4j.osgi-report-maven-plugin>0.1.1</plugin.ops4j.osgi-report-maven-plugin>
         <plugin.servicemix.depends-maven-plugin>1.5.0</plugin.servicemix.depends-maven-plugin>
         <plugin.sonatype.nexus-staging-maven-plugin>1.6.13</plugin.sonatype.nexus-staging-maven-plugin>