diff --git a/lib/src/parse/parse.dart b/lib/src/parse/parse.dart
index 4628b199..35ea083f 100644
--- a/lib/src/parse/parse.dart
+++ b/lib/src/parse/parse.dart
@@ -603,7 +603,7 @@ void parse<D>(Chart<D> spec, View<D> view) {
           }));
         } else {
           annotSpec as CustomAnnotation;
-          annot = view.add(TagAnnotOp({
+          annot = view.add(CustomAnnotOp({
             'anchor': anchor,
             'renderer': annotSpec.renderer,
           }));