diff --git a/src/ESPresense.Companion.csproj b/src/ESPresense.Companion.csproj
index fe886c4b..e81407da 100644
--- a/src/ESPresense.Companion.csproj
+++ b/src/ESPresense.Companion.csproj
@@ -25,7 +25,7 @@
     <PackageReference Include="MathNet.Filtering.Kalman" Version="0.7.0" />
     <PackageReference Include="MathNet.Spatial" Version="0.6.0" />
     <PackageReference Include="Microsoft.AspNetCore.SpaProxy" Version="8.0.11" />
-    <PackageReference Include="MQTTnet" Version="4.3.7.1207" />
+    <PackageReference Include="MQTTnet" Version="5.0.1.1416" />
     <PackageReference Include="MQTTnet.Extensions.ManagedClient" Version="4.3.7.1207" />
     <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="Nito.AsyncEx" Version="5.1.2" />