diff --git a/account/pom.xml b/account/pom.xml
index 483681d..9c9e384 100644
--- a/account/pom.xml
+++ b/account/pom.xml
@@ -92,7 +92,7 @@
 		<dependency>
 			<groupId>org.apache.commons</groupId>
 			<artifactId>commons-collections4</artifactId>
-			<version>4.0</version>
+			<version>4.1</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>