diff --git a/src/Vfps.IntegrationTests/Vfps.IntegrationTests.csproj b/src/Vfps.IntegrationTests/Vfps.IntegrationTests.csproj
index 318ea5f..e34fe4c 100644
--- a/src/Vfps.IntegrationTests/Vfps.IntegrationTests.csproj
+++ b/src/Vfps.IntegrationTests/Vfps.IntegrationTests.csproj
@@ -11,8 +11,8 @@
     </PackageReference>
     <PackageReference Include="FluentAssertions" Version="6.12.0" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
-    <PackageReference Include="Testcontainers" Version="3.9.0" />
-    <PackageReference Include="Testcontainers.PostgreSql" Version="3.9.0" />
+    <PackageReference Include="Testcontainers" Version="4.0.0" />
+    <PackageReference Include="Testcontainers.PostgreSql" Version="4.0.0" />
     <PackageReference Include="xunit" Version="2.9.0" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.8.2">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>