diff --git a/tests/backend/WebApi.Tests/WebApi.Tests.csproj b/tests/backend/WebApi.Tests/WebApi.Tests.csproj
index 29c2872..ac8dc65 100644
--- a/tests/backend/WebApi.Tests/WebApi.Tests.csproj
+++ b/tests/backend/WebApi.Tests/WebApi.Tests.csproj
@@ -17,7 +17,7 @@
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
     <PackageReference Include="NUnit3TestAdapter" Version="4.6.0" />
-    <PackageReference Include="Testcontainers.MsSql" Version="3.10.0" />
+    <PackageReference Include="Testcontainers.MsSql" Version="4.0.0" />
     <PackageReference Include="Testcontainers.RabbitMq" Version="4.0.0" />
   </ItemGroup>
 
diff --git a/tests/backend/WebApi.Tests/packages.lock.json b/tests/backend/WebApi.Tests/packages.lock.json
index 5b932f8..2b58c28 100644
--- a/tests/backend/WebApi.Tests/packages.lock.json
+++ b/tests/backend/WebApi.Tests/packages.lock.json
@@ -58,11 +58,11 @@
       },
       "Testcontainers.MsSql": {
         "type": "Direct",
-        "requested": "[3.10.0, )",
-        "resolved": "3.10.0",
-        "contentHash": "8FDr/j1RUN7sCDJnInXT19llmuDUXy4zB7uY9sjYXnBX6LduIamFimOkrwFY2BhzxTwvnVjiDw9acDBPQjQqvQ==",
+        "requested": "[4.0.0, )",
+        "resolved": "4.0.0",
+        "contentHash": "HausfOB3+UDDujygP2laXCUiNtrKrWJMeKnpTvP4F9JP0GswSsYlJS/mKEWw8ZXSpUd31K8enGZ7wW0HHeyg0w==",
         "dependencies": {
-          "Testcontainers": "3.10.0"
+          "Testcontainers": "4.0.0"
         }
       },
       "Testcontainers.RabbitMq": {