diff --git a/sim/build.sbt b/sim/build.sbt
index 10ca798f..ed3ec685 100644
--- a/sim/build.sbt
+++ b/sim/build.sbt
@@ -9,7 +9,11 @@ lazy val commonSettings = Seq(
   libraryDependencies += "org.scalatest" %% "scalatest" % "3.0.5" % "test",
   libraryDependencies += "org.json4s" %% "json4s-native" % "3.6.1",
   libraryDependencies += "org.scala-lang" % "scala-reflect" % scalaVersion.value,
-  addCompilerPlugin("org.scalamacros" % "paradise" % "2.1.0" cross CrossVersion.full)
+  addCompilerPlugin("org.scalamacros" % "paradise" % "2.1.0" cross CrossVersion.full),
+  resolvers ++= Seq(
+    Resolver.sonatypeRepo("snapshots"),
+    Resolver.sonatypeRepo("releases"),
+    Resolver.mavenLocal)
 )
 
 // Fork each scala test for now, to work around persistent mutable state