diff --git a/bookstore-data-manager/pom.xml b/bookstore-data-manager/pom.xml
index 94b2b89..a09365e 100644
--- a/bookstore-data-manager/pom.xml
+++ b/bookstore-data-manager/pom.xml
@@ -22,7 +22,7 @@
 		<dependency>
 			<groupId>commons-collections</groupId>
 			<artifactId>commons-collections</artifactId>
-			<version>3.1</version>
+			<version>3.2.2</version>
 		</dependency>
 		<dependency>
 			<groupId>org.springframework.boot</groupId>