diff --git a/build.sbt b/build.sbt
index 992de30b..8315933f 100644
--- a/build.sbt
+++ b/build.sbt
@@ -95,7 +95,7 @@ crossPaths       := false
 libraryDependencies ++=
   Seq(
     "junit"               % "junit"              % "4.13.2" % "test",
-    "org.codehaus.plexus" % "plexus-classworlds" % "2.9.0"  % "test",
+    "org.codehaus.plexus" % "plexus-classworlds" % "2.12.1" % "test",
     "org.osgi"            % "org.osgi.core"      % "6.0.0"  % "provided",
     "com.github.sbt"      % "junit-interface"    % "0.13.3" % "test",
     "org.apache.hadoop"   % "hadoop-common"      % "3.4.2"  % "test" exclude