diff --git a/build.sbt b/build.sbt
index a2a6c2c8..1ec06105 100644
--- a/build.sbt
+++ b/build.sbt
@@ -4,7 +4,7 @@ val scala_3   = "3.3.7"
 
 val V = new {
   val cats       = "2.13.0"
-  val catsEffect = "3.6.3"
+  val catsEffect = "3.6.4"
   val fs2        = "3.12.2"
   val log4cats   = "2.7.1"
   val log4s      = "1.10.0"