diff --git a/src/ads1115.rs b/src/ads1115.rs
index b1de9f574..74badc05b 100644
--- a/src/ads1115.rs
+++ b/src/ads1115.rs
@@ -133,7 +133,7 @@ impl AdcSensor for Ads1115Device {
                 }
                 Err(nb::Error::WouldBlock) => {
                     // TODO: configure this
-                    std::thread::sleep(std::time::Duration::from_millis(1));
+                    std::thread::sleep(std::time::Duration::from_micros(10));
                     continue;
                 }
                 Err(nb::Error::Other(error)) => {
diff --git a/src/icm20689.rs b/src/icm20689.rs
index 9990476f3..d9770cb02 100644
--- a/src/icm20689.rs
+++ b/src/icm20689.rs
@@ -93,7 +93,7 @@ impl Icm20689Builder {
         let mut spi = Spidev::open(self.spi_device)?;
         let options = SpidevOptions::new()
             .bits_per_word(8)
-            .max_speed_hz(1_000_000)
+            .max_speed_hz(10_000_000)
             .mode(SpiModeFlags::SPI_MODE_0)
             .build();
         spi.configure(&options)?;