diff --git a/build.sbt b/build.sbt
index d25a4c40..6edd3a35 100644
--- a/build.sbt
+++ b/build.sbt
@@ -55,7 +55,7 @@ lazy val core = project
       "io.netty" % "netty-codec-http" % netty,
       "io.netty" % "netty-handler" % netty,
       "org.http4s" %% "http4s-core" % http4sVersion,
-      "org.typelevel" %% "cats-effect" % "3.5.4"
+      "org.typelevel" %% "cats-effect" % "3.5.6"
     )
   )