diff --git a/course-mw/sunbird-util/sunbird-es-utils/pom.xml b/course-mw/sunbird-util/sunbird-es-utils/pom.xml
index 068b378ee..82c69323f 100644
--- a/course-mw/sunbird-util/sunbird-es-utils/pom.xml
+++ b/course-mw/sunbird-util/sunbird-es-utils/pom.xml
@@ -37,7 +37,7 @@
 		<dependency>
 			<groupId>ch.qos.logback</groupId>
 			<artifactId>logback-classic</artifactId>
-			<version>1.2.3</version>
+			<version>1.2.13</version>
 		</dependency>
 		<dependency>
 			<groupId>net.logstash.logback</groupId>