diff --git a/build.sbt b/build.sbt
index d5bf33b..7b10b65 100644
--- a/build.sbt
+++ b/build.sbt
@@ -12,7 +12,7 @@ lazy val root = (project in file(".")).settings(
   name := "LibreCaptcha",
   libraryDependencies += "com.sksamuel.scrimage" % "scrimage-core" % "4.0.24",
   libraryDependencies += "com.sksamuel.scrimage" % "scrimage-filters" % "4.0.24",
-  libraryDependencies += "org.json4s" % "json4s-jackson_2.13" % "3.6.12"
+  libraryDependencies += "org.json4s" % "json4s-jackson_2.13" % "4.0.3"
 )
 
 Compile / unmanagedResourceDirectories += { baseDirectory.value / "lib" }