diff --git a/benchmark/build.sbt b/benchmark/build.sbt
index 97e747a..cbd5afd 100644
--- a/benchmark/build.sbt
+++ b/benchmark/build.sbt
@@ -9,7 +9,7 @@ libraryDependencies ++= {
     case "2.12" =>
       Seq(
         "com.sizmek.fsi" %% "macros" % "0.2.0",
-        "io.gatling" % "gatling-charts" % "2.3.1"
+        "io.gatling" % "gatling-charts" % "3.13.4"
       )
     case _ =>
       Nil