diff --git a/boards/seeedstudio-xiao-esp32c3/doc.md b/boards/seeedstudio-xiao-esp32c3/doc.md
index ec97e18d80..d26765baca 100644
--- a/boards/seeedstudio-xiao-esp32c3/doc.md
+++ b/boards/seeedstudio-xiao-esp32c3/doc.md
@@ -74,7 +74,7 @@ GPIO overview:
 - 1 x SPI
 - 1 x I2C
 - 1 x UART
-- 11 x PWM channels (only 4 defined by default)
+- 11 x PWM channels (only 3 defined by default)
 
 The purpose for which a GPIO is used depends on which module
 or function is used first. For example, if module `periph_spi` is not used,
@@ -91,7 +91,7 @@ BUTTON0         | GPIO9                 | GPIO9 is a [strapping pin](https://doc
 ADC             | GPIO2, GPIO3, GPIO4   | \ref esp32_adc_channels "ADC Channels"
 I2C_DEV(0):SCL  | GPIO7                 | \ref esp32_i2c_interfaces "I2C Interfaces"
 I2C_DEV(0):SDA  | GPIO6                 | \ref esp32_i2c_interfaces "I2C Interfaces"
-PWM_DEV(0)      | GPIO2, GPIO3, GPIO4, GPIO5 | \ref esp32_pwm_channels "PWM Channels"
+PWM_DEV(0)      | GPIO2, GPIO3, GPIO4   | \ref esp32_pwm_channels "PWM Channels"
 SPI_DEV(0):SCK  | GPIO8                 | \ref esp32_spi_interfaces "SPI Interfaces"
 SPI_DEV(0):MISO | GPIO9                 | \ref esp32_spi_interfaces "SPI Interfaces"
 SPI_DEV(0):MOSI | GPIO10                | \ref esp32_spi_interfaces "SPI Interfaces"
diff --git a/boards/seeedstudio-xiao-esp32c3/include/periph_conf.h b/boards/seeedstudio-xiao-esp32c3/include/periph_conf.h
index bef6eec3d7..e0b45ec112 100644
--- a/boards/seeedstudio-xiao-esp32c3/include/periph_conf.h
+++ b/boards/seeedstudio-xiao-esp32c3/include/periph_conf.h
@@ -98,7 +98,7 @@ extern "C" {
  *        at maximum PWM_CHANNEL_NUM_DEV_MAX.
  */
 #ifndef PWM0_GPIOS
-#define PWM0_GPIOS  { GPIO2, GPIO3, GPIO4, GPIO5 }
+#define PWM0_GPIOS  { GPIO2, GPIO3, GPIO4 }
 #endif
 
 /** @} */