1 files changed, 4 insertions, 5 deletions
diff --git a/src/test/scala/chiselTests/ExtModule.scala b/src/test/scala/chiselTests/ExtModule.scala
index 5d5b51f9..0349d180 100644
--- a/src/test/scala/chiselTests/ExtModule.scala
+++ b/src/test/scala/chiselTests/ExtModule.scala
@@ -2,17 +2,16 @@
 
 package chiselTests
 
-import java.io.File
-
-import org.scalatest._
 import chisel3._
 import chisel3.experimental._
 import chisel3.testers.BasicTester
-import chisel3.util._
 
 // Avoid collisions with regular BlackBox tests by putting ExtModule blackboxes
 // in their own scope.
 package ExtModule {
+
+  import chisel3.experimental.ExtModule
+
   class BlackBoxInverter extends ExtModule {
     val in = IO(Input(Bool()))
     val out = IO(Output(Bool()))
@@ -72,7 +71,7 @@ class ExtModuleSpec extends ChiselFlatSpec {
     elaborate(new Module {
       val io = IO(new Bundle { })
       val m = Module(new ExtModule.BlackBoxPassthrough)
-      assert(chisel3.experimental.DataMirror.modulePorts(m) == Seq(
+      assert(DataMirror.modulePorts(m) == Seq(
           "in" -> m.in, "out" -> m.out))
     })
   }