diff --git a/encryption-demo/methods/src/lib.rs b/encryption-demo/methods/src/lib.rs
new file mode 100644
index 0000000..1bdb308
--- /dev/null
+++ b/encryption-demo/methods/src/lib.rs
@@ -0,0 +1 @@
+include!(concat!(env!("OUT_DIR"), "/methods.rs"));