diff --git a/src/compiler/checker.ts b/src/compiler/checker.ts
index 409c83573ca..404767aee8b 100644
--- a/src/compiler/checker.ts
+++ b/src/compiler/checker.ts
@@ -1597,7 +1597,6 @@ namespace ts {
                 }
                 // Unlike a failed import, an untyped module produces a dummy symbol.
                 // This is checked for by `isUntypedOrShorthandAmbientModuleSymbol`.
-                // This must be different than `unknownSymbol` because `getBaseConstructorTypeOfClass` won't fail for `unknownSymbol`.
                 return untypedModuleSymbol;
             }