diff --git a/example/pubspec.lock b/example/pubspec.lock
index 742465d..b744dad 100644
--- a/example/pubspec.lock
+++ b/example/pubspec.lock
@@ -23,7 +23,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "2.1.2"
+    version: "2.2.0"
   characters:
     dependency: transitive
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index f83929e..ed6d1e1 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: candlesticks
 description: A high-performance full featured candlesticks chart for all platforms.
-version: 2.1.2
+version: 2.2.0
 homepage: https://github.com/r-mzy47/candlesticks
 
 environment: