diff --git a/BLOCKBENCH/benchmark/contracts/hyperledger/java/IOHeavy/pom.xml b/BLOCKBENCH/benchmark/contracts/hyperledger/java/IOHeavy/pom.xml
index 63d8f0c..13bca12 100644
--- a/BLOCKBENCH/benchmark/contracts/hyperledger/java/IOHeavy/pom.xml
+++ b/BLOCKBENCH/benchmark/contracts/hyperledger/java/IOHeavy/pom.xml
@@ -72,7 +72,7 @@ limitations under the License.
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
-      <version>3.8.1</version>
+      <version>4.13.1</version>
       <scope>test</scope>
     </dependency>
     <dependency>