diff --git a/build.sbt b/build.sbt
index afa85d4..92e0e04 100644
--- a/build.sbt
+++ b/build.sbt
@@ -82,7 +82,7 @@ lazy val core = crossProject(JVMPlatform, JSPlatform, NativePlatform)
     libraryDependencies ++= Seq(
       "org.typelevel" %%% "literally" % "1.1.0",
       "org.typelevel" %%% "cats-core" % "2.10.0",
-      "org.typelevel" %%% "cats-effect" % "3.5.5",
+      "org.typelevel" %%% "cats-effect" % "3.5.6",
       "org.scalacheck" %%% "scalacheck" % "1.17.1" % Test
     )
   )
@@ -116,7 +116,7 @@ lazy val docs = project
     mdocIn := baseDirectory.value / "src",
     mdocOut := baseDirectory.value / "../docs",
     githubWorkflowArtifactUpload := false,
-    libraryDependencies += "org.typelevel" %%% "cats-effect" % "3.5.5"
+    libraryDependencies += "org.typelevel" %%% "cats-effect" % "3.5.6"
   )
 
 lazy val commonSettings = Seq(