diff --git a/RhSolutions.AddIn/RhSolutions-AddIn.dna b/RhSolutions.AddIn/RhSolutions-AddIn.dna
index 90af841..47e1e3b 100644
--- a/RhSolutions.AddIn/RhSolutions-AddIn.dna
+++ b/RhSolutions.AddIn/RhSolutions-AddIn.dna
@@ -11,6 +11,7 @@
 	<Reference Path="Microsoft.Extensions.Options.dll" Pack="true" />
 	<Reference Path="Microsoft.Extensions.Primitives.dll" Pack="true" />
 	<Reference Path="Newtonsoft.Json.dll" Pack="true" />
+	<Reference Path="netDxf.dll" Pack="true" />
 	<Reference Path="RhSolutions.Sku.dll" Pack="true" />
 	<Reference Path="System.Buffers.dll" Pack="true" />
 	<Reference Path="System.Diagnostics.DiagnosticSource.dll" Pack="true" />