diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..911eb3f
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,4 @@
+# 1.0.1
+
+- **chore**: update core dependency to v1.3.1
+- **feat**: add package version
\ No newline at end of file
diff --git a/pubspec.lock b/pubspec.lock
index acc46ff..eaf93e2 100644
--- a/pubspec.lock
+++ b/pubspec.lock
@@ -45,11 +45,11 @@ packages:
     dependency: "direct main"
     description:
       path: "."
-      ref: "v1.2.0"
-      resolved-ref: d052799c1ebb7bcdd1a725a2a7919948c14fa001
+      ref: "v1.3.1"
+      resolved-ref: a03efff11b7577974cb444a1a6a46fee8b05ea42
       url: "https://github.com/flutter-news-app-full-source-code/core.git"
     source: git
-    version: "1.2.0"
+    version: "1.3.1"
   crypto:
     dependency: transitive
     description:
diff --git a/pubspec.yaml b/pubspec.yaml
index 89ff468..2addec5 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,16 +1,17 @@
 name: ui_kit
 description: A shared UI kit, providing reusable widgets, themes, and localization helpers.
 repository: https://github.com/flutter-news-app-full-source-code/ui-kit
+version: 1.0.1
 publish_to: none
 
 environment:
   sdk: ^3.9.0
 
-dependencies: 
+dependencies:
   core:
     git:
       url: https://github.com/flutter-news-app-full-source-code/core.git
-      ref: v1.2.0
+      ref: v1.3.1
   flex_color_scheme: ^8.3.0
   flutter:
     sdk: flutter
@@ -26,7 +27,6 @@ dev_dependencies:
   mocktail: ^1.0.4
   very_good_analysis: ^9.0.0
 
-
 flutter:
   uses-material-design: true
-  generate: true
\ No newline at end of file
+  generate: true