diff --git a/project/Sbt.scala b/project/Sbt.scala
index 82bb9d689..f4f07edce 100644
--- a/project/Sbt.scala
+++ b/project/Sbt.scala
@@ -79,11 +79,9 @@ object Sbt extends Build
 		// Apache Ivy integration
 	lazy val ivySub = baseProject(file("ivy"), "Ivy") dependsOn(interfaceSub, launchInterfaceSub, crossSub, logSub % "compile;test->test", ioSub % "compile;test->test", launchSub % "test->test") settings(ivy, jsch, testExclusive)
 	  // Runner for uniform test interface
-	lazy val testingSub = baseProject(file("testing"), "Testing") dependsOn(ioSub, classpathSub, logSub, launchInterfaceSub, testAgentSub) settings(libraryDependencies += "org.scalatest" % "test-interface" % "1.0-SNAP7")
+	lazy val testingSub = baseProject(file("testing"), "Testing") dependsOn(ioSub, classpathSub, logSub, launchInterfaceSub, testAgentSub) settings(testInterface)
   	// Testing agent for running tests in a separate process.
-	lazy val testAgentSub = project(file("testing/agent"), "Test Agent") settings(
-		libraryDependencies += "org.scalatest" % "test-interface" % "1.0-SNAP7"
-	)
+	lazy val testAgentSub = project(file("testing/agent"), "Test Agent") settings(testInterface)
 
 		// Basic task engine
 	lazy val taskSub = testedBaseProject(tasksPath, "Tasks") dependsOn(controlSub, collectionSub)
diff --git a/project/Util.scala b/project/Util.scala
index 71c85f385..2949aa99f 100644
--- a/project/Util.scala
+++ b/project/Util.scala
@@ -162,6 +162,7 @@ object Common
 	lazy val jsch = lib("com.jcraft" % "jsch" % "0.1.46" intransitive() )
 	lazy val sbinary = lib("org.scala-tools.sbinary" %% "sbinary" % "0.4.1" )
 	lazy val scalaCompiler = libraryDependencies <+= scalaVersion("org.scala-lang" % "scala-compiler" % _ )
+	lazy val testInterface = lib("org.scalatest" % "test-interface" % "1.0-SNAP7")
 }
 object Licensed
 {