diff --git a/build.sbt b/build.sbt
index 40fd61bc4..07f1a8ba3 100644
--- a/build.sbt
+++ b/build.sbt
@@ -8,7 +8,7 @@ val catsParseV = "0.3.10"
 val monocleV = "3.1.0"
 val scalaTestV = "3.2.17"
 val sourcecodeV = "0.3.0"
-val fs2V = "3.9.2"
+val fs2V = "3.9.3"
 val catsEffectV = "3.6-1f95fd7"
 val declineV = "2.3.0"
 val circeVersion = "0.14.2"