diff --git a/build.sbt b/build.sbt
index 31f693b..cdc0927 100644
--- a/build.sbt
+++ b/build.sbt
@@ -2,7 +2,7 @@ name := "Cafebabe"
 
 version := "1.2"
 
-scalaVersion := "2.9.2"
+scalaVersion := "2.10.2"
 
 scalacOptions += "-deprecation"
 
@@ -10,5 +10,5 @@ scalacOptions += "-unchecked"
 
 scalacOptions += "-Xexperimental"
 
-libraryDependencies += "org.scalatest" %% "scalatest" % "1.8"
+libraryDependencies += "org.scalatest" %% "scalatest" % "1.9.1" % "test"
 
diff --git a/src/main/scala/cafebabe/DynObj.scala b/src/main/scala/cafebabe/DynObj.scala
index 55b4851..94da68e 100644
--- a/src/main/scala/cafebabe/DynObj.scala
+++ b/src/main/scala/cafebabe/DynObj.scala
@@ -1,5 +1,7 @@
 package cafebabe
 
+import scala.language.dynamics
+
 /** Do not rely on this object, as it will change/be renamed, etc.
  * The goal is for `CafebabeClassLoader`s to generate `DynObj`s or
  * equivalent, so that users of dynamic class generation have to