diff --git a/test/OpenPolicyAgent.Opa.AspNetCore.Tests/OpenPolicyAgent.Opa.AspNetCore.Tests.csproj b/test/OpenPolicyAgent.Opa.AspNetCore.Tests/OpenPolicyAgent.Opa.AspNetCore.Tests.csproj
index 2ea2d51..6afff9b 100644
--- a/test/OpenPolicyAgent.Opa.AspNetCore.Tests/OpenPolicyAgent.Opa.AspNetCore.Tests.csproj
+++ b/test/OpenPolicyAgent.Opa.AspNetCore.Tests/OpenPolicyAgent.Opa.AspNetCore.Tests.csproj
@@ -14,7 +14,7 @@
     <PackageReference Include="Microsoft.AspNetCore.TestHost" Version="8.0.20" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.0.0" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
-    <PackageReference Include="Testcontainers" Version="4.7.0" />
+    <PackageReference Include="Testcontainers" Version="4.8.1" />
     <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="3.1.5">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>