diff --git a/build.sbt b/build.sbt
index 005e1b31..106d8a59 100644
--- a/build.sbt
+++ b/build.sbt
@@ -81,7 +81,7 @@ val catsEffectV = "2.0.0"      //https://github.com/typelevel/cats-effect/releas
 val specs2V = "4.8.1"             //https://github.com/etorreborre/specs2/releases
 val disciplineSpecs2V = "1.0.0" 
 val circeV = "0.12.3"          //https://github.com/circe/circe/releases
-val http4sV = "0.21.0-M5"         //https://github.com/http4s/http4s/releases
+val http4sV = "0.21.0-M6"         //https://github.com/http4s/http4s/releases
 val doobieV = "0.8.6"          //https://github.com/tpolecat/doobie/releases
 val scalaJavaTimeV = "2.0.0-RC3"  // https://github.com/cquiroz/scala-java-time/releases
 val testContainersSpecs2V = "0.2.0-M2" //