diff --git a/Makefile b/Makefile
index 4af2ed9d..d6bb3446 100644
--- a/Makefile
+++ b/Makefile
@@ -161,7 +161,7 @@ tool_clippy: tool_rust
 tool_readme: tool_rust
 	@if ! (cargo rdme --version); \
 	then \
-		cargo install cargo-rdme --version 1.4.0; \
+		cargo install cargo-rdme --version 1.4.0 --locked; \
 	else \
 		echo "# Makefile # readme ok"; \
 	fi;
diff --git a/crates/tx5-pipe-control/src/lib.rs b/crates/tx5-pipe-control/src/lib.rs
index a115750a..cbb3373a 100644
--- a/crates/tx5-pipe-control/src/lib.rs
+++ b/crates/tx5-pipe-control/src/lib.rs
@@ -37,7 +37,7 @@ pub mod control_impl {
         /// Report a message from the server.
         pub fn handle_response(&self, resp: Tx5PipeResponse) {
             if let Some(cmd_id) = resp.get_cmd_id() {
-                self.resp_cache.lock().unwrap().resp(cmd_id.clone(), resp);
+                self.resp_cache.lock().unwrap().resp(cmd_id, resp);
                 return;
             }