diff --git a/src/jlink_rtt.rs b/src/jlink_rtt.rs
index 46a15b9..fd0057c 100644
--- a/src/jlink_rtt.rs
+++ b/src/jlink_rtt.rs
@@ -131,7 +131,7 @@ impl Buffer {
     }
 
     // Fill in buf
-    fn read(&mut self, buf: &mut [u8], blocking: bool) -> bool {
+    fn read(&mut self, _buf: &mut [u8], _blocking: bool) -> bool {
         true
     }
 }