diff --git a/spring-cloud-vault-config-databases/pom.xml b/spring-cloud-vault-config-databases/pom.xml
index 7ebd25e1..536b1fea 100644
--- a/spring-cloud-vault-config-databases/pom.xml
+++ b/spring-cloud-vault-config-databases/pom.xml
@@ -52,28 +52,24 @@
 		<dependency>
 			<groupId>mysql</groupId>
 			<artifactId>mysql-connector-java</artifactId>
-			<version>5.1.40</version>
 			<scope>test</scope>
 		</dependency>
 
 		<dependency>
 			<groupId>org.postgresql</groupId>
 			<artifactId>postgresql</artifactId>
-			<version>9.4.1212.jre7</version>
 			<scope>test</scope>
 		</dependency>
 
 		<dependency>
 			<groupId>com.datastax.cassandra</groupId>
 			<artifactId>cassandra-driver-core</artifactId>
-			<version>3.1.3</version>
 			<scope>test</scope>
 		</dependency>
 
 		<dependency>
 			<groupId>org.mongodb</groupId>
 			<artifactId>mongodb-driver-core</artifactId>
-			<version>3.4.1</version>
 			<scope>test</scope>
 		</dependency>
 	</dependencies>