diff --git a/build.sbt b/build.sbt
index dbec925..46388ff 100644
--- a/build.sbt
+++ b/build.sbt
@@ -28,7 +28,7 @@ val unusedWarnings = Def.setting(
 )
 
 val Scala212 = "2.12.21"
-val Scala3 = "3.3.8"
+val Scala3 = "3.3.9"
 
 val scalaVersions = Scala212 :: "2.13.18" :: Scala3 :: Nil