diff --git a/build.sbt b/build.sbt
index 1d3c079..384a7c9 100644
--- a/build.sbt
+++ b/build.sbt
@@ -3,7 +3,7 @@ val catsVersion = "2.7.0"
 ThisBuild / tlBaseVersion := "21.8" // TODO
 
 // For the transition period, we publish artifacts for both cats-effect 2.x and 3.x
-val catsEffectVersion = "2.5.4"
+val catsEffectVersion = "2.5.5"
 val catsEffect3Version = "3.3.11"
 
 val utilVersion = "21.8.0"