diff --git a/build.sbt b/build.sbt
index 0cd3342..7423b80 100644
--- a/build.sbt
+++ b/build.sbt
@@ -23,7 +23,7 @@ ThisBuild / Test / javaOptions += "-Dcom.linecorp.armeria.verboseResponses=true
 val versions = new {
   val armeria = "1.27.2"
   val fs2 = "3.10.1"
-  val http4s = "1.0.0-M40"
+  val http4s = "1.0.0-M41"
   val logback = "1.2.13"
   val micrometer = "1.9.2"
   val munit = "0.7.29"