diff --git a/node/src/main/kotlin/com/r3corda/node/driver/Driver.kt b/node/src/main/kotlin/com/r3corda/node/driver/Driver.kt
index 51e1ddd2e0..32ff224270 100644
--- a/node/src/main/kotlin/com/r3corda/node/driver/Driver.kt
+++ b/node/src/main/kotlin/com/r3corda/node/driver/Driver.kt
@@ -21,6 +21,7 @@ import java.io.File
 import java.net.ServerSocket
 import java.net.Socket
 import java.net.SocketException
+import java.net.URLClassLoader
 import java.nio.file.Paths
 import java.text.SimpleDateFormat
 import java.util.*
@@ -85,7 +86,6 @@ sealed class PortAllocation {
  * @param baseDirectory The base directory node directories go into, defaults to "build/<timestamp>/". The node
  *   directories themselves are "<baseDirectory>/<legalName>/", where legalName defaults to "<randomName>-<messagingPort>"
  *   and may be specified in [DriverDSL.startNode].
- * @param quasarJarPath The path to quasar.jar, relative to cwd. Defaults to "lib/quasar.jar". TODO remove this once we can bundle quasar properly.
  * @param portAllocation The port allocation strategy to use for the messaging and the web server addresses. Defaults to incremental.
  * @param debugPortAllocation The port allocation strategy to use for jvm debugging. Defaults to incremental.
  * @param dsl The dsl itself
@@ -93,7 +93,6 @@ sealed class PortAllocation {
   */
 fun <A> driver(
         baseDirectory: String = "build/${getTimestampAsDirectoryName()}",
-        quasarJarPath: String = "lib/quasar.jar",
         portAllocation: PortAllocation = PortAllocation.Incremental(10000),
         debugPortAllocation: PortAllocation = PortAllocation.Incremental(5005),
         dsl: DriverDSLExposedInterface.() -> A
@@ -101,14 +100,12 @@ fun <A> driver(
         driverDsl = DriverDSL(
             portAllocation = portAllocation,
             debugPortAllocation = debugPortAllocation,
-            baseDirectory = baseDirectory,
-            quasarJarPath = quasarJarPath
+            baseDirectory = baseDirectory
         ),
         coerce = { it },
         dsl = dsl
 )
 
-
 /**
  * This is a helper method to allow extending of the DSL, along the lines of
  *   interface SomeOtherExposedDSLInterface : DriverDSLExposedInterface
@@ -185,8 +182,7 @@ fun <A> poll(f: () -> A?): A {
 class DriverDSL(
         val portAllocation: PortAllocation,
         val debugPortAllocation: PortAllocation,
-        val baseDirectory: String,
-        val quasarJarPath: String
+        val baseDirectory: String
 ) : DriverDSLInternalInterface {
 
     override val networkMapCache = InMemoryNetworkMapCache()
@@ -195,6 +191,15 @@ class DriverDSL(
     private var networkMapNodeInfo: NodeInfo? = null
     private val registeredProcesses = LinkedList<Process>()
 
+    //TODO: remove this once we can bundle quasar properly.
+    private val quasarJarPath: String by lazy {
+        val cl = ClassLoader.getSystemClassLoader()
+        val urls = (cl as URLClassLoader).urLs
+        val quasarPattern = ".*quasar.*\\.jar$".toRegex()
+        val quasarPath = urls.map { it.path }.first { quasarPattern.matches(it) }
+        quasarPath
+    }
+
     val driverNodeConfiguration = NodeConfigurationFromConfig(
             NodeConfiguration.loadConfig(
                     baseDirectoryPath = Paths.get(baseDirectory, "driver-artemis"),
diff --git a/node/src/test/kotlin/com/r3corda/node/driver/DriverTests.kt b/node/src/test/kotlin/com/r3corda/node/driver/DriverTests.kt
index 0e1ebc6b19..58d448e643 100644
--- a/node/src/test/kotlin/com/r3corda/node/driver/DriverTests.kt
+++ b/node/src/test/kotlin/com/r3corda/node/driver/DriverTests.kt
@@ -1,6 +1,5 @@
 package com.r3corda.node.driver
 
-import com.google.common.net.HostAndPort
 import com.r3corda.core.node.NodeInfo
 import com.r3corda.core.node.services.NetworkMapCache
 import com.r3corda.node.services.api.RegulatorService
@@ -10,7 +9,6 @@ import org.junit.Test
 
 
 class DriverTests {
-
     companion object {
         fun nodeMustBeUp(networkMapCache: NetworkMapCache, nodeInfo: NodeInfo, nodeName: String) {
             val address = nodeInfo.address as ArtemisMessagingComponent.Address
@@ -33,7 +31,7 @@ class DriverTests {
 
     @Test
     fun simpleNodeStartupShutdownWorks() {
-        val (notary, regulator) = driver(quasarJarPath = "../lib/quasar.jar") {
+        val (notary, regulator) = driver {
             val notary = startNode("TestNotary", setOf(NotaryService.Type))
             val regulator = startNode("Regulator", setOf(RegulatorService.Type))
 
@@ -47,7 +45,7 @@ class DriverTests {
 
     @Test
     fun startingNodeWithNoServicesWorks() {
-        val noService = driver(quasarJarPath = "../lib/quasar.jar") {
+        val noService = driver {
             val noService = startNode("NoService")
             nodeMustBeUp(networkMapCache, noService, "NoService")
             noService
@@ -57,7 +55,7 @@ class DriverTests {
 
     @Test
     fun randomFreePortAllocationWorks() {
-        val nodeInfo = driver(quasarJarPath = "../lib/quasar.jar", portAllocation = PortAllocation.RandomFree()) {
+        val nodeInfo = driver(portAllocation = PortAllocation.RandomFree()) {
             val nodeInfo = startNode("NoService")
             nodeMustBeUp(networkMapCache, nodeInfo, "NoService")
             nodeInfo