diff --git a/doctork/pom.xml b/doctork/pom.xml
index 29446b0..47d05bf 100644
--- a/doctork/pom.xml
+++ b/doctork/pom.xml
@@ -98,7 +98,7 @@
 		<dependency>
 			<groupId>io.dropwizard.metrics</groupId>
 			<artifactId>metrics-core</artifactId>
-			<version>3.2.3</version>
+			<version>4.2.2</version>
 			<exclusions>
 				<exclusion>
 					<groupId>org.slf4j</groupId>