diff --git a/TextExtraction.snk b/TextExtraction.snk
new file mode 100644
index 0000000..578f3d2
Binary files /dev/null and b/TextExtraction.snk differ
diff --git a/build.fsx b/build.fsx
index 30e122b..be9583c 100644
--- a/build.fsx
+++ b/build.fsx
@@ -54,7 +54,7 @@ let IKVMCompile workingDirectory tasks =
   let rec compile (task:IKVMcTask) =
       let getIKVMCommandLineArgs() =
           let sb = Text.StringBuilder()
-          bprintf sb "-target:library -assembly:%s"
+          bprintf sb "-keyfile:..\TextExtraction.snk -target:library -assembly:%s"
               (task.AssemblyName)
           if not <| String.IsNullOrEmpty(task.Version)
               then task.Version |> bprintf sb " -version:%s"