diff --git a/tests/ingress-nginx-validate-jwt-tests/ingress-nginx-validate-jwt-tests.csproj b/tests/ingress-nginx-validate-jwt-tests/ingress-nginx-validate-jwt-tests.csproj
index 5d69d57..fb8f243 100644
--- a/tests/ingress-nginx-validate-jwt-tests/ingress-nginx-validate-jwt-tests.csproj
+++ b/tests/ingress-nginx-validate-jwt-tests/ingress-nginx-validate-jwt-tests.csproj
@@ -18,7 +18,7 @@
     <PackageReference Include="Microsoft.Identity.Client" Version="4.66.1" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
     <PackageReference Include="Moq" Version="4.20.71" />
-    <PackageReference Include="Testcontainers" Version="3.10.0" />
+    <PackageReference Include="Testcontainers" Version="4.0.0" />
     <PackageReference Include="xunit" Version="2.9.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>