diff --git a/testbed/pom.xml b/testbed/pom.xml
index 38f8a72..800eefd 100644
--- a/testbed/pom.xml
+++ b/testbed/pom.xml
@@ -57,7 +57,7 @@
     <dependency>
       <groupId>com.fasterxml.jackson.core</groupId>
       <artifactId>jackson-databind</artifactId>
-      <version>2.1.3</version>
+      <version>2.9.10.7</version>
     </dependency>
 
   </dependencies>