diff --git a/tests/Domain.Tests/Domain.Tests.csproj b/tests/Domain.Tests/Domain.Tests.csproj
index 027e0272..7d81a8a4 100644
--- a/tests/Domain.Tests/Domain.Tests.csproj
+++ b/tests/Domain.Tests/Domain.Tests.csproj
@@ -21,7 +21,7 @@
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     <PackageReference Include="FluentAssertions" Version="6.12.0" />
-    <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="9.0.8" />
     <PackageReference Include="Microsoft.Extensions.Http" Version="8.0.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
     <PackageReference Include="NSubstitute" Version="5.1.0" />
diff --git a/tests/Experiment.Tests/Experiment.Tests.csproj b/tests/Experiment.Tests/Experiment.Tests.csproj
index 6df60356..7428e3af 100644
--- a/tests/Experiment.Tests/Experiment.Tests.csproj
+++ b/tests/Experiment.Tests/Experiment.Tests.csproj
@@ -22,7 +22,7 @@
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-    <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="7.0.0" />
+    <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="9.0.8" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
     <PackageReference Include="NSubstitute" Version="5.1.0" />
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