diff --git a/build.sbt b/build.sbt
index 249e9ea..3670061 100644
--- a/build.sbt
+++ b/build.sbt
@@ -5,7 +5,7 @@ val Version = new {
   val CatsEffect = "3.6.3"
   val Circe = "0.14.14"
   val Fs2 = "3.12.2"
-  val Http4s = "1.0.0-M44"
+  val Http4s = "1.0.0-M45"
   val Java = "17"
   val Log4Cats = "2.7.1"
   val Munit = "1.2.0"