diff --git a/build.sbt b/build.sbt
index f10e71fa..743449e0 100644
--- a/build.sbt
+++ b/build.sbt
@@ -35,7 +35,7 @@ val catsV = "2.12.0"
 val catsEffectV = "3.5.7"
 val fs2V = "3.11.0"
 val scodecV = "1.2.1"
-val http4sV = "1.0.0-M44"
+val http4sV = "1.0.0-M45"
 val log4catsV = "2.7.0"
 val reactiveStreamsV = "1.0.4"
 val vaultV = "3.6.0"