diff --git a/prometheus-metrics-exporter-pushgateway/pom.xml b/prometheus-metrics-exporter-pushgateway/pom.xml
index d1ea4e5e9..9fa6807f1 100644
--- a/prometheus-metrics-exporter-pushgateway/pom.xml
+++ b/prometheus-metrics-exporter-pushgateway/pom.xml
@@ -35,7 +35,7 @@
     <dependency>
       <groupId>org.mock-server</groupId>
       <artifactId>mockserver-netty-no-dependencies</artifactId>
-      <version>9.0.0</version>
+      <version>9.1.0</version>
       <scope>test</scope>
     </dependency>
     <dependency>