diff --git a/project/Dependencies.scala b/project/Dependencies.scala
index c8110a59f..ebc234140 100644
--- a/project/Dependencies.scala
+++ b/project/Dependencies.scala
@@ -15,8 +15,8 @@ object Dependencies {
   val compilerBridgeVersions = Seq(scala212, scala210, scala211, scala213)
   val scala212_213 = Seq(defaultScalaVersion, scala213)
 
-  private val ioVersion = nightlyVersion.getOrElse("1.9.9")
-  private val utilVersion = nightlyVersion.getOrElse("1.10.0-RC2")
+  private val ioVersion = nightlyVersion.getOrElse("1.10.0")
+  private val utilVersion = nightlyVersion.getOrElse("1.10.0")
 
   private val sbtIO = "org.scala-sbt" %% "io" % ioVersion