diff --git a/annotation-service/annotation/pom.xml b/annotation-service/annotation/pom.xml
index 9df319953..b596dc8cd 100644
--- a/annotation-service/annotation/pom.xml
+++ b/annotation-service/annotation/pom.xml
@@ -52,7 +52,7 @@
 		<dependency>
 			<groupId>gr.cite</groupId>
 			<artifactId>data-tools</artifactId>
-			<version>2.1.2</version>
+			<version>2.1.4</version>
 		</dependency>
 		<dependency>
 			<groupId>gr.cite</groupId>