diff --git a/compiler/src/dotty/tools/dotc/tastyreflect/KernelImpl.scala b/compiler/src/dotty/tools/dotc/tastyreflect/KernelImpl.scala
index 63181c3aa638..d2fcb429f5c7 100644
--- a/compiler/src/dotty/tools/dotc/tastyreflect/KernelImpl.scala
+++ b/compiler/src/dotty/tools/dotc/tastyreflect/KernelImpl.scala
@@ -1549,18 +1549,16 @@ class KernelImpl(val rootContext: core.Contexts.Context, val rootPosition: util.
     }.toList
   }
 
+  private def appliedTypeRef(sym: Symbol): Type = sym.typeRef.appliedTo(sym.typeParams.map(_.typeRef))
+
   def ClassDefSymbol_method(self: Symbol)(name: String)(implicit ctx: Context): List[DefDefSymbol] = {
-    self.typeRef.allMembers.iterator.map(_.symbol).collect {
+    appliedTypeRef(self).allMembers.iterator.map(_.symbol).collect {
       case sym if isMethod(sym) && sym.name.toString == name => sym.asTerm
     }.toList
   }
 
   def ClassDefSymbol_methods(self: Symbol)(implicit ctx: Context): List[DefDefSymbol] = {
-    val classTpe = self.typeRef.appliedTo(self.typeParams.map { param =>
-      if (param.variance == -1) param.info.hiBound
-      else param.info.loBound
-    })
-    classTpe.allMembers.iterator.map(_.symbol).collect {
+    appliedTypeRef(self).allMembers.iterator.map(_.symbol).collect {
       case sym if isMethod(sym) => sym.asTerm
     }.toList
   }
diff --git a/tests/run-macros/i6518/Macro_1.scala b/tests/run-macros/i6518/Macro_1.scala
index 532e6edc7bcb..48e134762919 100644
--- a/tests/run-macros/i6518/Macro_1.scala
+++ b/tests/run-macros/i6518/Macro_1.scala
@@ -8,7 +8,11 @@ object Macros {
 
   private def testImpl(implicit reflect: Reflection): Expr[String] = {
     import reflect._
-    typeOf[Function1[_, _]].classSymbol.get.methods.map(_.name).sorted.mkString("\n")
+    val classSym = typeOf[Function1[_, _]].classSymbol.get
+    classSym.classMethod("apply")
+    classSym.classMethods
+    classSym.method("apply")
+    classSym.methods.map(_.name).sorted.mkString("\n")
   }
 
 }