diff --git a/src/bin/proto1_0.rs b/src/bin/proto1_0.rs
index 07659db..4fc31e4 100644
--- a/src/bin/proto1_0.rs
+++ b/src/bin/proto1_0.rs
@@ -127,7 +127,7 @@ async fn main(spawner: Spawner) -> ! {
         gpio::OutputDrive::Standard,
     );
 
-    // Not supposed to power up the ADS1230 until at least 10us after the poewr supplies have come
+    // Not supposed to power up the ADS1230 until at least 10us after the power supplies have come
     // up. Insert a delay to be safe.
     Timer::after(Duration::from_micros(10)).await;
     let mut pwdn = gpio::Output::new(
diff --git a/src/weight/ads1230.rs b/src/weight/ads1230.rs
index 968372b..6eca457 100644
--- a/src/weight/ads1230.rs
+++ b/src/weight/ads1230.rs
@@ -70,7 +70,7 @@ impl<'d> Ads1230<'d> {
     pub async fn power_up(&mut self) {
         self.clock.set_low();
         self.vdda_on.set_low();
-        // Give plenty of time (relative to Proto1.0 RC time constants) to for the analog supply
+        // Give plenty of time (relative to Proto1.0 RC time constants) for the analog supply
         // voltage to settle
         Timer::after(Duration::from_micros(100)).await;
         self.state = PowerState::On;