diff --git a/rups/src/lib.rs b/rups/src/lib.rs
index 0f9aad9..6454271 100644
--- a/rups/src/lib.rs
+++ b/rups/src/lib.rs
@@ -12,6 +12,11 @@ pub use var::*;
 
 /// Blocking client implementation for NUT.
 pub mod blocking;
+/// NUT protocol implementation (v1.2).
+///
+/// Reference: <https://networkupstools.org/docs/developer-guide.chunked/ar01s09.html>
+#[allow(dead_code)]
+pub mod proto;
 /// Async client implementation for NUT, using Tokio.
 #[cfg(feature = "async")]
 pub mod tokio;
@@ -19,9 +24,6 @@ pub mod tokio;
 mod cmd;
 mod config;
 mod error;
-/// Bi-directional networking protocol implementation.
-#[allow(dead_code)]
-mod proto;
 #[cfg(feature = "ssl")]
 mod ssl;
 mod util;
diff --git a/rups/src/proto/mod.rs b/rups/src/proto/mod.rs
index e50f284..025f164 100644
--- a/rups/src/proto/mod.rs
+++ b/rups/src/proto/mod.rs
@@ -1,6 +1,3 @@
-///! NUT protocol implementation (v1.2).
-///! Reference: https://networkupstools.org/docs/developer-guide.chunked/ar01s09.html
-
 macro_rules! impl_words {
     (
         $(