updated version
diff --git a/pkgs/yaml/pubspec.yaml b/pkgs/yaml/pubspec.yaml
index 435655e..9b5b568 100644
--- a/pkgs/yaml/pubspec.yaml
+++ b/pkgs/yaml/pubspec.yaml
@@ -1,5 +1,5 @@
 name: yaml
-version: 2.3.0-nullsafety
+version: 2.3.0-nullsafety.0
 
 description: A parser for YAML, a human-friendly data serialization standard
 homepage: https://github.com/dart-lang/yaml