diff --git a/source/Octopus.Manager.Tentacle/Octopus.Manager.Tentacle.csproj b/source/Octopus.Manager.Tentacle/Octopus.Manager.Tentacle.csproj
index 8546926f5..c2904e84f 100644
--- a/source/Octopus.Manager.Tentacle/Octopus.Manager.Tentacle.csproj
+++ b/source/Octopus.Manager.Tentacle/Octopus.Manager.Tentacle.csproj
@@ -121,7 +121,7 @@
     <PackageReference Include="MaterialDesignThemes" Version="2.5.0.1205" />
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" />
     <PackageReference Include="NETStandard.Library" Version="2.0.3" />
-    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageReference Include="Newtonsoft.Json.Bson" Version="1.0.2" />
     <PackageReference Include="NLog" Version="5.0.4" />
     <PackageReference Include="NuGet.Common" Version="3.6.0-octopus-58692" />