diff --git a/docs/README.md b/docs/README.md
index c8394c4..2ac6522 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -3,6 +3,7 @@
 ## Release  Notes
 
 ### 0.7.0
+- Optimize SaveAs logic
 - [Breaking Change] SaveAs value parameter change type check logic
 
 ### 0.6.0
diff --git a/src/MiniExcel/MiniExcelLibs.csproj b/src/MiniExcel/MiniExcelLibs.csproj
index 109471c..80b5335 100644
--- a/src/MiniExcel/MiniExcelLibs.csproj
+++ b/src/MiniExcel/MiniExcelLibs.csproj
@@ -19,7 +19,7 @@
     <RepositoryUrl>https://github.com/shps951023/MiniExcel</RepositoryUrl>
     <PackageIconUrl>https://raw.githubusercontent.com/shps951023/ImageHosting/master/img/2019-01-17.13.18.32-image.png</PackageIconUrl>
     <TargetFrameworks>net461;netstandard2.0;net5.0</TargetFrameworks>
-    <Version>0.6.0</Version>
+    <Version>0.7.0</Version>
     <PackageReleaseNotes>Please Check [Release Notes](https://github.com/shps951023/MiniExcel/tree/master/docs)</PackageReleaseNotes>
     <RepositoryType>Github</RepositoryType>
   </PropertyGroup>