diff --git a/build.sbt b/build.sbt
index 03d5538..10cf4ee 100644
--- a/build.sbt
+++ b/build.sbt
@@ -16,7 +16,7 @@ developers += Developer(
 addSbtJsEngine("1.3.5")
 
 libraryDependencies ++= Seq(
-  "org.webjars.npm" % "uglify-js" % "3.16.3",
+  "org.webjars.npm" % "uglify-js" % "3.17.4",
   "io.monix" %% "monix" % "2.3.3"
 )