diff --git a/src/main/scala/uncore/Builder.scala b/src/main/scala/uncore/Builder.scala
deleted file mode 100644
index e55cdaa4..00000000
--- a/src/main/scala/uncore/Builder.scala
+++ /dev/null
@@ -1,34 +0,0 @@
-package uncore
-
-import Chisel._
-import config._
-import junctions.PAddrBits
-import uncore.tilelink._
-import uncore.agents._
-import uncore.coherence._
-
-object UncoreBuilder extends App {
-  val topModuleName = args(0)
-  val configClassName = args(1)
-  val config = try {
-      Class.forName(s"uncore.$configClassName").newInstance.asInstanceOf[Config]
-    } catch {
-      case e: java.lang.ClassNotFoundException =>
-        throwException("Unable to find configClassName \"" + configClassName +
-                       "\", did you misspell it?", e)
-    }
-  val world = config.toInstance
-  val paramsFromConfig: Parameters = Parameters.root(world)
-
-  val gen = () => 
-    Class.forName(s"uncore.$topModuleName")
-      .getConstructor(classOf[Parameters])
-      .newInstance(paramsFromConfig)
-      .asInstanceOf[Module]
-
-  chiselMain.run(args.drop(2), gen)
-
-  val pdFile = new java.io.FileWriter(s"${Driver.targetDir}/$topModuleName.prm")
-  pdFile.close
-
-}