diff --git a/compiler/src/dotty/tools/dotc/printing/PlainPrinter.scala b/compiler/src/dotty/tools/dotc/printing/PlainPrinter.scala
index 7904a3d63ac4..01100e2434b0 100644
--- a/compiler/src/dotty/tools/dotc/printing/PlainPrinter.scala
+++ b/compiler/src/dotty/tools/dotc/printing/PlainPrinter.scala
@@ -192,10 +192,11 @@ class PlainPrinter(_ctx: Context) extends Printer {
       case tp: TermRef if tp.denot.isOverloaded =>
         "<overloaded " ~ toTextRef(tp) ~ ">"
       case tp: TypeRef =>
+        val dealisedType = selectionString(tp.dealias.asInstanceOf[NamedType])
         if (printWithoutPrefix.contains(tp.symbol))
-          selectionString(tp.dealias.asInstanceOf[NamedType])
+          dealisedType
         else
-          toTextPrefixOf(tp) ~ selectionString(tp)
+          toTextPrefixOf(tp) ~ dealisedType
       case tp: TermParamRef =>
         ParamRefNameString(tp) ~ lambdaHash(tp.binder) ~ ".type"
       case tp: TypeParamRef =>