diff --git a/build.sbt b/build.sbt
index 20847ec..f6b3739 100644
--- a/build.sbt
+++ b/build.sbt
@@ -1,8 +1,8 @@
 ThisBuild / version := "1.0"
-ThisBuild / scalaVersion := "2.12.16"
+ThisBuild / scalaVersion := "2.12.18"
 ThisBuild / organization := "org.example"
 
-val spinalVersion = "1.9.3"
+val spinalVersion = "1.9.4"
 val spinalCore = "com.github.spinalhdl" %% "spinalhdl-core" % spinalVersion
 val spinalLib = "com.github.spinalhdl" %% "spinalhdl-lib" % spinalVersion
 val spinalIdslPlugin = compilerPlugin("com.github.spinalhdl" %% "spinalhdl-idsl-plugin" % spinalVersion)