Merge pull request #314 from jbonofre/KARAF-7662

[KARAF-7662] Upgrade to Prometheus 0.16.0
diff --git a/appender/prometheus/pom.xml b/appender/prometheus/pom.xml
index d34cf7c..b027aed 100644
--- a/appender/prometheus/pom.xml
+++ b/appender/prometheus/pom.xml
@@ -37,12 +37,12 @@
         <dependency>
             <groupId>io.prometheus</groupId>
             <artifactId>simpleclient</artifactId>
-            <version>0.14.1</version>
+            <version>0.16.0</version>
         </dependency>
         <dependency>
             <groupId>io.prometheus</groupId>
             <artifactId>simpleclient_servlet</artifactId>
-            <version>0.14.1</version>
+            <version>0.16.0</version>
         </dependency>
         <dependency>
             <groupId>javax.servlet</groupId>