diff --git a/specs/SpaceEngineersDedicated.ReferenceAssemblies.nuspec b/specs/SpaceEngineersDedicated.ReferenceAssemblies.nuspec
index 20e248b..8057897 100644
--- a/specs/SpaceEngineersDedicated.ReferenceAssemblies.nuspec
+++ b/specs/SpaceEngineersDedicated.ReferenceAssemblies.nuspec
@@ -10,7 +10,9 @@
         <description>Space Engineers Dedicated Reference Assemblies</description>
         <repository type="git" url="https://github.com/PveTeam/se-torch-nuget" />
         <dependencies>
-            <group targetFramework=".NETFramework4.8" />
+            <group targetFramework=".NETFramework4.8">
+                <dependency id="protobuf-net" version="1.0.0" />
+            </group>
         </dependencies>
     </metadata>
 </package>
\ No newline at end of file
diff --git a/specs/protobuf-net.nuspec b/specs/protobuf-net.nuspec
new file mode 100644
index 0000000..be1e8ca
--- /dev/null
+++ b/specs/protobuf-net.nuspec
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+<package xmlns="http://schemas.microsoft.com/packaging/2012/06/nuspec.xsd">
+    <metadata>
+        <id>protobuf-net</id>
+        <version>1.0.0</version>
+        <title>Protobuf.Net</title>
+        <authors>Marc Gravell</authors>
+        <owners>Marc Gravell</owners>
+        <requireLicenseAcceptance>false</requireLicenseAcceptance>
+        <description>Protobuf version use in se but not available on nuget</description>
+        <repository type="git" url="https://github.com/PveTeam/se-torch-nuget"/>
+        <dependencies>
+            <group targetFramework=".NETFramework4.8"/>
+        </dependencies>
+    </metadata>
+</package>
\ No newline at end of file