diff --git a/src/Akka.Hosting.Tests/Akka.Hosting.Tests.csproj b/src/Akka.Hosting.Tests/Akka.Hosting.Tests.csproj
index bdd3853..2c362dc 100644
--- a/src/Akka.Hosting.Tests/Akka.Hosting.Tests.csproj
+++ b/src/Akka.Hosting.Tests/Akka.Hosting.Tests.csproj
@@ -8,7 +8,7 @@
     <PackageReference Include="Microsoft.Extensions.Hosting" Version="$(MicrosoftExtensionsVersion)" />
     <PackageReference Include="System.Text.Json" Version="$(SystemTextJsonVersion)" />
     <PackageReference Include="Microsoft.Extensions.Configuration.Json" Version="8.0.1" />
-    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="9.0.0" />
     <PackageReference Include="Akka.TestKit.Xunit2" Version="$(AkkaVersion)" />
     <PackageReference Include="FluentAssertions" Version="6.12.2" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="$(TestSdkVersion)" />