diff --git a/build.sbt b/build.sbt
index d7271cb..1f5481e 100644
--- a/build.sbt
+++ b/build.sbt
@@ -13,6 +13,7 @@ scalaVersion := crossScalaVersions.value.head
 scalacOptions := Seq(
   "-release:17",
   "-Xsource:3-cross",
+  "-deprecation",
 )
 releaseCrossBuild := true
 autoAPIMappings := true
diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index 3b8cc94..95da5ac 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -3,5 +3,5 @@ import sbt._
 object Dependencies {
   val scalatest        = "org.scalatest" %% "scalatest"      % "3.2.18" % Test
   val `kind-projector` = "org.typelevel"  % "kind-projector" % "0.13.3"
-  val `cats-effect`    = "org.typelevel" %% "cats-effect"    % "3.4.11"
+  val `cats-effect`    = "org.typelevel" %% "cats-effect"    % "3.5.4"
 }