diff --git a/artiq/firmware/libboard_artiq/grabber.rs b/artiq/firmware/libboard_artiq/grabber.rs
index 2da0126e4..fd9a0bf00 100644
--- a/artiq/firmware/libboard_artiq/grabber.rs
+++ b/artiq/firmware/libboard_artiq/grabber.rs
@@ -1,6 +1,6 @@
 use board_misoc::csr;
 
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[derive(PartialEq)]
 enum State {
     Down,
     WaitResolution,