diff --git a/demo/Directory.Build.props b/demo/Directory.Build.props
index 58f50da..d2ed3f4 100644
--- a/demo/Directory.Build.props
+++ b/demo/Directory.Build.props
@@ -1,6 +1,6 @@
 <Project>
   <PropertyGroup>
     <Nullable>enable</Nullable>
-    <AvaloniaVersion>11.1.999-cibuild0045273-beta</AvaloniaVersion>
+    <AvaloniaVersion>11.1.0-beta1</AvaloniaVersion>
   </PropertyGroup>
 </Project>
diff --git a/src/Package.props b/src/Package.props
index 9baedb1..d41c3a6 100644
--- a/src/Package.props
+++ b/src/Package.props
@@ -7,7 +7,7 @@
         <Authors>IRIHI Technology</Authors>
         <Description>Avalonia Theme inspired by Semi Design.</Description>
         <PackageProjectUrl>https://github.com/irihitech/Semi.Avalonia</PackageProjectUrl>
-        <AvaloniaVersion>11.1.999-cibuild0045273-beta</AvaloniaVersion>
+        <AvaloniaVersion>11.1.0-beta1</AvaloniaVersion>
         <PackageLicenseExpression>MIT</PackageLicenseExpression>
     </PropertyGroup>
 </Project>
\ No newline at end of file