diff --git a/src/Plotly.NET/Plotly.NET.fsproj b/src/Plotly.NET/Plotly.NET.fsproj
index cfa048f99..14f95a30d 100644
--- a/src/Plotly.NET/Plotly.NET.fsproj
+++ b/src/Plotly.NET/Plotly.NET.fsproj
@@ -1,6 +1,8 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <TargetFrameworks>netstandard2.0; net5.0</TargetFrameworks>
+    <SignAssembly>true</SignAssembly>
+    <AssemblyOriginatorKeyFile>Open.snk</AssemblyOriginatorKeyFile>
   </PropertyGroup>
   <PropertyGroup>
     <RootNamespace>Plotly.NET</RootNamespace>