1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/src/dotty/tools/dotc/transform/ExplicitOuter.scala b/compiler/src/dotty/tools/dotc/transform/ExplicitOuter.scala
index f17808e62..a6e643992 100644
--- a/compiler/src/dotty/tools/dotc/transform/ExplicitOuter.scala
+++ b/compiler/src/dotty/tools/dotc/transform/ExplicitOuter.scala
@@ -331,7 +331,7 @@ object ExplicitOuter {
     def addParam(cls: ClassSymbol, tp: Type): Type =
       if (hasOuterParam(cls)) {
         val mt @ MethodTpe(pnames, ptypes, restpe) = tp
-        mt.derivedMethodType(
+        mt.derivedLambdaType(
           nme.OUTER :: pnames, cls.owner.enclosingClass.typeRef :: ptypes, restpe)
       } else tp