diff --git a/Directory.Packages.props b/Directory.Packages.props
index 87e438f..274cff2 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -35,5 +35,8 @@
     <!-- NATS Client (integration tests) -->
     <PackageVersion Include="NATS.Client.Core" Version="2.7.2" />
     <PackageVersion Include="NATS.Client.JetStream" Version="2.7.2" />
+
+    <!-- MQTT Client (E2E tests) -->
+    <PackageVersion Include="MQTTnet" Version="4.3.7.1207" />
   </ItemGroup>
 </Project>
diff --git a/tests/NATS.E2E.Tests/NATS.E2E.Tests.csproj b/tests/NATS.E2E.Tests/NATS.E2E.Tests.csproj
index 1454ad4..9f5b101 100644
--- a/tests/NATS.E2E.Tests/NATS.E2E.Tests.csproj
+++ b/tests/NATS.E2E.Tests/NATS.E2E.Tests.csproj
@@ -7,6 +7,7 @@
   <ItemGroup>
     <PackageReference Include="coverlet.collector" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" />
+    <PackageReference Include="MQTTnet" />
     <PackageReference Include="NATS.Client.Core" />
     <PackageReference Include="NATS.Client.JetStream" />
     <PackageReference Include="NATS.NKeys" />