diff --git a/build.sbt b/build.sbt
index 2d06d28..81447c2 100644
--- a/build.sbt
+++ b/build.sbt
@@ -17,8 +17,8 @@ lazy val helios = project
   .enablePlugins(JavaAppPackaging, DockerPlugin)
   .settings(
     libraryDependencies ++= Seq(
-      "co.fs2" %% "fs2-core" % "3.9.1",
-      "co.fs2" %% "fs2-io" % "3.9.1",
+      "co.fs2" %% "fs2-core" % "3.9.2",
+      "co.fs2" %% "fs2-io" % "3.9.2",
       "com.luckycatlabs" % "SunriseSunsetCalculator" % "1.2",
       "dev.zio" %% "zio" % "2.0.16",
       "dev.zio" %% "zio-interop-cats" % "23.0.0.8",