diff --git a/src/design_parameters.rs b/src/design_parameters.rs
index 3788764..3edf04b 100644
--- a/src/design_parameters.rs
+++ b/src/design_parameters.rs
@@ -32,8 +32,10 @@ pub const DDS_REF_CLK: MegaHertz = MegaHertz(100);
 pub const DDS_MULTIPLIER: u8 = 5;
 
 /// The DDS system clock frequency after the internal PLL multiplication.
+#[allow(dead_code)]
 pub const DDS_SYSTEM_CLK: MegaHertz =
     MegaHertz(DDS_REF_CLK.0 * DDS_MULTIPLIER as u32);
 
 /// The divider from the DDS system clock to the SYNC_CLK output (sync-clk is always 1/4 of sysclk).
+#[allow(dead_code)]
 pub const DDS_SYNC_CLK_DIV: u8 = 4;
diff --git a/src/main.rs b/src/main.rs
index 2684eed..7083576 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -30,6 +30,7 @@ extern crate panic_halt;
 #[macro_use]
 extern crate log;
 
+#[allow(unused_imports)]
 use core::convert::TryInto;
 
 // use core::sync::atomic::{AtomicU32, AtomicBool, Ordering};