diff --git a/build.sbt b/build.sbt
index 3ea205da..31798f5e 100644
--- a/build.sbt
+++ b/build.sbt
@@ -125,8 +125,8 @@ val scalaCheck      = Def.setting("org.scalacheck" %%% "scalacheck" % "1.19.0" %
 val `scala-reflect` = Def.setting("org.scala-lang" % "scala-reflect" % scalaVersion.value % Provided)
 
 // benchmarks and examples only
-val `json4s-native`  = "io.github.json4s" %% "json4s-native"  % "4.1.0"
-val `json4s-jackson` = "io.github.json4s" %% "json4s-jackson" % "4.1.0"
+val `json4s-native`  = "io.github.json4s" %% "json4s-native"  % "4.1.1"
+val `json4s-jackson` = "io.github.json4s" %% "json4s-jackson" % "4.1.1"
 val `spray-json`     = "io.spray"         %% "spray-json"     % "1.3.6"
 
 /////////////////////// PROJECTS /////////////////////////