diff --git a/src/EdNotes.RichText/EdNotes.RichText.csproj b/src/EdNotes.RichText/EdNotes.RichText.csproj
index 8d54a9d..91c8421 100644
--- a/src/EdNotes.RichText/EdNotes.RichText.csproj
+++ b/src/EdNotes.RichText/EdNotes.RichText.csproj
@@ -27,7 +27,7 @@
   <PackagePath>contentFiles/any/any/Scripts/EdNotes.RichText/</PackagePath>
       <CopyToOutputDirectory>Never</CopyToOutputDirectory>
     </Content>
-  <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="7.0.0" />
+  <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="9.0.9" />
   </ItemGroup>
   <ItemGroup Condition=" '$(TargetFramework)' == 'net8.0' ">
     <FrameworkReference Include="Microsoft.AspNetCore.App" />