diff --git a/jvm-env/01_iot_data_producer/pom.xml b/jvm-env/01_iot_data_producer/pom.xml
index 0b3479c..944f87e 100644
--- a/jvm-env/01_iot_data_producer/pom.xml
+++ b/jvm-env/01_iot_data_producer/pom.xml
@@ -66,7 +66,7 @@
 		<dependency>
 		    <groupId>org.apache.ant</groupId>
 		    <artifactId>ant</artifactId>
-		    <version>1.8.2</version>
+		    <version>1.9.15</version>
 		</dependency>		
     </dependencies>