diff --git a/CHANGELOG.md b/CHANGELOG.md
index b937ad4..782d28c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+## [1.0.0] - 2021-04-11
+
+* First release.
+
 ## [0.1.2-alpha] - 2021-04-11
 
 * Optimization documentation release, change example path, edit description.
diff --git a/README.md b/README.md
index 3c403bf..523d3d7 100644
--- a/README.md
+++ b/README.md
@@ -27,7 +27,7 @@ Add the following line to `pubspec.yaml`:
 
 ```yaml
 dependencies:
-  flutter_bargraph: ^0.1.0-alpha
+  flutter_bargraph: ^1.0.0
 ```
 
 ### Basic setup
diff --git a/pubspec.yaml b/pubspec.yaml
index 1e8ca7d..04f5e0a 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: flutter_bargraph
 description: Bar Graph Indicator for Flutter. It graphically displays the current value on a bar graph with animation when the value changes. orientation/direction of the bar is castumizable.
-version: 0.1.2-alpha
+version: 1.0.0
 homepage: https://github.com/rickypid/flutter_bargraph
 repository: https://github.com/rickypid/flutter_bargraph
 issue_tracker: https://github.com/rickypid/flutter_bargraph/issues