diff --git a/build.sbt b/build.sbt
index 0398a5fdf..357c4280b 100644
--- a/build.sbt
+++ b/build.sbt
@@ -60,7 +60,7 @@ lazy val scala2_core = (project in file("scala-2-modules/scala2-core"))
     libraryDependencies += scalaReflection,
     libraryDependencies += scalaXmlDep,
     libraryDependencies += "com.github.scopt" %% "scopt" % "4.1.0",
-    libraryDependencies += "org.rogach" %% "scallop" % "5.3.0",
+    libraryDependencies += "org.rogach" %% "scallop" % "6.0.0",
     libraryDependencies += "org.backuity.clist" %% "clist-core" % "3.5.1",
     libraryDependencies += "org.backuity.clist" %% "clist-macros" % "3.5.1" % "provided",
     libraryDependencies += "args4j" % "args4j" % "2.37",