diff --git a/project/BuildHelper.scala b/project/BuildHelper.scala
index eda8731f6..f9dd7cd22 100644
--- a/project/BuildHelper.scala
+++ b/project/BuildHelper.scala
@@ -27,7 +27,7 @@ object BuildHelper {
   val Scala213: String = versions("2.13")
   val Scala3: String   = versions("3.3")
 
-  val zioVersion                   = "2.1.7"
+  val zioVersion                   = "2.1.9"
   val zioJsonVersion               = "0.7.2"
   val zioPreludeVersion            = "1.0.0-RC28"
   val zioOpticsVersion             = "0.2.2"
@@ -187,8 +187,7 @@ object BuildHelper {
         "test",
         baseDirectory.value
       )
-    },
-    nativeConfig ~= { _.withMultithreading(false) }
+    }
   )
 
   def buildInfoSettings(packageName: String) = Seq(
diff --git a/project/plugins.sbt b/project/plugins.sbt
index c55a5cc1f..d8ea37172 100644
--- a/project/plugins.sbt
+++ b/project/plugins.sbt
@@ -6,7 +6,7 @@ addSbtPlugin("org.portable-scala" % "sbt-scalajs-crossproject"      % "1.3.2")
 addSbtPlugin("com.eed3si9n"       % "sbt-buildinfo"                 % "0.11.0")
 addSbtPlugin("com.github.sbt"     % "sbt-ci-release"                % "1.5.12")
 addSbtPlugin("org.portable-scala" % "sbt-scala-native-crossproject" % "1.3.2")
-addSbtPlugin("org.scala-native"   % "sbt-scala-native"              % "0.5.3")
+addSbtPlugin("org.scala-native"   % "sbt-scala-native"              % "0.5.5")
 addSbtPlugin("pl.project13.scala" % "sbt-jmh"                       % "0.4.6")
 addSbtPlugin("dev.zio"            % "zio-sbt-website"               % "0.4.0-alpha.22")