diff --git a/Nacollector/packages.config b/Nacollector/packages.config
index aa80dec..b309ed9 100644
--- a/Nacollector/packages.config
+++ b/Nacollector/packages.config
@@ -5,7 +5,7 @@
   <package id="CsQuery" version="1.3.4" targetFramework="net462" />
   <package id="Fody" version="2.1.2" targetFramework="net462" developmentDependency="true" />
   <package id="Microsoft.AspNet.WebApi.Client" version="5.2.4" targetFramework="net462" />
-  <package id="Newtonsoft.Json" version="12.0.1" targetFramework="net462" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net462" />
   <package id="Pathoschild.Http.FluentClient" version="3.2.0" targetFramework="net462" />
   <package id="Selenium.WebDriver" version="3.4.0" targetFramework="net462" />
   <package id="System.IO.Compression.ZipFile" version="4.3.0" targetFramework="net462" />
diff --git a/README.md b/README.md
index 39437e3..2663ce2 100644
--- a/README.md
+++ b/README.md
@@ -108,6 +108,10 @@ If you are enjoying this app, please consider making a donation to keep it alive
 
 禁止擅自以任何收费形式盈利，禁止擅自修改版权信息，侵权必究！
 
+## Stargazers over time
+
+[![Stargazers over time](https://starchart.cc/qwqcode/Nacollector.svg)](https://starchart.cc/qwqcode/Nacollector)
+
 ## Screenshots
 <p align="center">
 <img src="./docs/screenshots/home.png">