diff --git a/exercises/docker/conference-details-service/pom.xml b/exercises/docker/conference-details-service/pom.xml
index 4172961..a9358eb 100644
--- a/exercises/docker/conference-details-service/pom.xml
+++ b/exercises/docker/conference-details-service/pom.xml
@@ -42,7 +42,7 @@
 		<dependency>
 			<groupId>commons-beanutils</groupId>
 			<artifactId>commons-beanutils</artifactId>
-			<version>1.9.2</version>
+			<version>1.9.4</version>
 		</dependency>
 		<dependency>
 			<groupId>com.google.code.gson</groupId>