diff --git a/CHANGELOG.md b/CHANGELOG.md
index cc433cd6703..4180d4a3f3f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Unreleased]
 
 ### Fixed
+- Fix ledc example (#511)
 - Fix missing sdspi_host_get_dma_info for sdcard driver bug (#509)
 
 
diff --git a/src/ledc.rs b/src/ledc.rs
index 41fdc69ae86..f2812f5f2b4 100644
--- a/src/ledc.rs
+++ b/src/ledc.rs
@@ -15,10 +15,10 @@
 //! use esp_idf_hal::prelude::*;
 //!
 //! let peripherals = Peripherals::take().unwrap();
-//! let timer_driver = LedcTimerDriver::new(peripherals.ledc.timer0, &TimerConfig::default().frequency(25.kHz().into()));
+//! let timer_driver = LedcTimerDriver::new(peripherals.ledc.timer0, &TimerConfig::default().frequency(25.kHz().into()))?;
 //! let mut driver = LedcDriver::new(peripherals.ledc.channel0, timer_driver, peripherals.pins.gpio1)?;
 //!
-//! let max_duty = driver.get_max_duty()?;
+//! let max_duty = driver.get_max_duty();
 //! driver.set_duty(max_duty * 3 / 4)?;
 //! ```
 //!