diff --git a/project/Versions.scala b/project/Versions.scala
index bd43a0b6d6..49bcd42069 100644
--- a/project/Versions.scala
+++ b/project/Versions.scala
@@ -1,6 +1,6 @@
 object Versions {
   val http4s = "0.23.11"
-  val catsEffect = "3.3.8"
+  val catsEffect = "3.3.9"
   val circe = "0.14.1"
   val circeYaml = "0.14.1"
   val sttp = "3.4.1"