diff --git a/src/dotty/tools/dotc/transform/Splitter.scala b/src/dotty/tools/dotc/transform/Splitter.scala
index 9c01574aae45..43a91a058c51 100644
--- a/src/dotty/tools/dotc/transform/Splitter.scala
+++ b/src/dotty/tools/dotc/transform/Splitter.scala
@@ -20,7 +20,7 @@ class Splitter extends TreeTransform {
   /** Replace self referencing idents with ThisTypes. */
   override def transformIdent(tree: Ident)(implicit ctx: Context, info: TransformerInfo) = tree.tpe match {
     case ThisType(cls) =>
-      println(s"owner = ${ctx.owner}, context = ${ctx}")
+      ctx.debuglog(s"owner = ${ctx.owner}, context = ${ctx}")
       This(cls) withPos tree.pos
     case _ => tree
   }
diff --git a/test/test/DottyTest.scala b/test/test/DottyTest.scala
index 604f5d500b7f..3c308e230b5c 100644
--- a/test/test/DottyTest.scala
+++ b/test/test/DottyTest.scala
@@ -22,18 +22,17 @@ class DottyTest {
     val base = new ContextBase
     import base.settings._
     val ctx = base.initialCtx.fresh
-      .setSetting(verbose, true)
+      //.setSetting(verbose, true)
       //      .withSetting(debug, true)
       //      .withSetting(debugTrace, true)
       //      .withSetting(prompt, true)
-      .setSetting(Ylogcp, true)
+      //.setSetting(Ylogcp, true)
       .setSetting(printtypes, true)
       .setSetting(pageWidth, 90)
       .setSetting(log, List("<some"))
     //   .withTyperState(new TyperState(new ConsoleReporter()(base.initialCtx)))
 
     //      .withSetting(uniqid, true)
-    println(ctx.settings)
     base.definitions.init(ctx)
     ctx
   }
diff --git a/test/test/ShowClassTests.scala b/test/test/ShowClassTests.scala
index 5c6cb8d58ce4..6e37e8c93acf 100644
--- a/test/test/ShowClassTests.scala
+++ b/test/test/ShowClassTests.scala
@@ -13,7 +13,7 @@ import org.junit.Test
 class ShowClassTests extends DottyTest {
 
   def debug_println(msg: => Any) = {
-    if (!sys.props.isDefinedAt("dotty.travis.build"))
+    if (sys.props.isDefinedAt("test.ShowClassTests.verbose"))
       println(msg)
   }
 
diff --git a/test/test/transform/CreateCompanionObjectsTest.scala b/test/test/transform/CreateCompanionObjectsTest.scala
index bee9b414e004..0a50cb9420c8 100644
--- a/test/test/transform/CreateCompanionObjectsTest.scala
+++ b/test/test/transform/CreateCompanionObjectsTest.scala
@@ -37,7 +37,6 @@ class CreateCompanionObjectsTest extends DottyTest {
         override def name: String = "test"
       }
       val transformed = transformer.transform(tree).toString
-      println(transformed)
       val classPattern = "TypeDef(Modifiers(,,List()),A,"
       val classPos = transformed.indexOf(classPattern)
       val moduleClassPattern = "TypeDef(Modifiers(final module <synthetic>,,List()),A$"