diff --git a/pom.xml b/pom.xml
index 929b37b..53b9780 100644
--- a/pom.xml
+++ b/pom.xml
@@ -54,33 +54,33 @@
 		<dependency>
 			<groupId>org.apache.xmlrpc</groupId>
 			<artifactId>xmlrpc-client</artifactId>
-			<version>${xmlrpc-client.version}</version>
+			<version>3.1.3</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.httpcomponents</groupId>
 			<artifactId>httpclient</artifactId>
-			<version>${httpclient.version}</version>
+			<version>4.5.13</version>
 		</dependency>
 		<dependency>
 			<groupId>com.google.code.gson</groupId>
 			<artifactId>gson</artifactId>
-			<version>${gson.version}</version>
+			<version>2.8.9</version>
 		</dependency>
 		<dependency>
 			<groupId>commons-codec</groupId>
 			<artifactId>commons-codec</artifactId>
-			<version>${commons-codec.version}</version>
+			<version>1.10</version>
 		</dependency>
 		<dependency>
 			<groupId>org.apache.commons</groupId>
 			<artifactId>commons-collections4</artifactId>
-			<version>${commons-collections4.version}</version>
+			<version>4.1</version>
 		</dependency>
 		
 		<dependency>
 			<groupId>junit</groupId>
 			<artifactId>junit</artifactId>
-			<version>4.12</version>
+			<version>4.13.1</version>
 			<scope>test</scope>
 		</dependency>		
 	</dependencies>