diff --git a/build.sbt b/build.sbt
index f8d4a3f..7971d52 100644
--- a/build.sbt
+++ b/build.sbt
@@ -4,7 +4,7 @@ version := "0.1.0-SNAPSHOT"
 
 name := "tcssim"
 
-scalaVersion := "3.3.1"
+scalaVersion := "3.3.4"
 
 lazy val epics = project
   .in(file("./modules/epics"))