diff --git a/drivers/include/drivers/PwmOut.h b/drivers/include/drivers/PwmOut.h
index 462c576..ab36804 100644
--- a/drivers/include/drivers/PwmOut.h
+++ b/drivers/include/drivers/PwmOut.h
@@ -135,7 +135,7 @@
      *  @returns
      *   The PWM pulsewith, specified in microseconds (int)
      */
-    int read_pulsewitdth_us();
+    int read_pulsewidth_us();
 
     /** Suspend PWM operation
      *
diff --git a/drivers/source/PwmOut.cpp b/drivers/source/PwmOut.cpp
index ccada96..1dd73bc 100644
--- a/drivers/source/PwmOut.cpp
+++ b/drivers/source/PwmOut.cpp
@@ -113,7 +113,7 @@
     core_util_critical_section_exit();
 }
 
-int PwmOut::read_pulsewitdth_us()
+int PwmOut::read_pulsewidth_us()
 {
     core_util_critical_section_enter();
     auto val = pwmout_read_pulsewidth_us(&_pwm);