diff --git a/phirSOFT.SettingsService/phirSOFT.SettingsService.csproj b/phirSOFT.SettingsService/phirSOFT.SettingsService.csproj
index 743d2be..3982a25 100644
--- a/phirSOFT.SettingsService/phirSOFT.SettingsService.csproj
+++ b/phirSOFT.SettingsService/phirSOFT.SettingsService.csproj
@@ -47,7 +47,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="Nito.AsyncEx.Coordination" Version="5.0.0" />
-    <PackageReference Include="Nullable" Version="1.2.1">
+    <PackageReference Include="Nullable" Version="1.3.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>