diff --git a/platform/tools/mqtt-server/pom.xml b/platform/tools/mqtt-server/pom.xml
index 57efc0b..cfdc256 100644
--- a/platform/tools/mqtt-server/pom.xml
+++ b/platform/tools/mqtt-server/pom.xml
@@ -52,13 +52,12 @@
 			<groupId>org.eclipse.sensinact.gateway</groupId>
 			<artifactId>sensinact-common</artifactId>
 		</dependency>
-
+		<!-- Removing this dependency causes an error while reading XML files -->
 		<dependency>
 			<groupId>org.mapdb</groupId>
 			<artifactId>mapdb</artifactId>
-			<version>1.0.8</version>
+			<version>${org.mapdb.version}</version>
 		</dependency>
-
 	</dependencies>
 
 	<build>
diff --git a/pom.xml b/pom.xml
index 246ae55..4bcb7db 100644
--- a/pom.xml
+++ b/pom.xml
@@ -101,7 +101,7 @@
 		<com.h2database.version>1.4.200</com.h2database.version>
 		<com.puppycrawl.tools.checkstyle.version>8.28</com.puppycrawl.tools.checkstyle.version>
 		<powermock-api-mockito.version>1.7.4</powermock-api-mockito.version>
-		<powermock-module-junit4.version>1.7.4</powermock-module-junit4.version>
+		<powermock-module-junit4.version>2.0.4</powermock-module-junit4.version>
 
 		<!-- Apache Aries -->
 		<org.fusesource.hawtbuf.version>1.11</org.fusesource.hawtbuf.version>
@@ -135,6 +135,7 @@
 		<org.fusesource.jansi.version>1.18</org.fusesource.jansi.version>
 		<org.jline.version>3.13.3</org.jline.version>
 		<org.json.version>20190722</org.json.version>
+		<org.mapdb.version>1.0.8</org.mapdb.version>
 		<org.xerial.sqlite-jdbc.version>3.30.1</org.xerial.sqlite-jdbc.version>
 		<keycloak.version>9.0.0-SNAPSHOT-stage-20191219-003332</keycloak.version>
 		<io.moquette.version>0.9</io.moquette.version>