diff --git a/include/sta/devices/stm32/delay.hpp b/include/sta/devices/stm32/delay.hpp
index 81b3bb1..6fbd3c5 100644
--- a/include/sta/devices/stm32/delay.hpp
+++ b/include/sta/devices/stm32/delay.hpp
@@ -44,7 +44,7 @@ namespace sta
      *
      * @param us    Microseconds
      */
-    void delayUs(uint16_t us);
+    void delayUs(uint32_t us);
 #endif // STA_STM32_DELAY_US_TIM
 
 
diff --git a/src/devices/stm32/delay.cpp b/src/devices/stm32/delay.cpp
index dba0891..3592bf0 100644
--- a/src/devices/stm32/delay.cpp
+++ b/src/devices/stm32/delay.cpp
@@ -62,7 +62,7 @@ namespace sta
 		return (updateFreq >= 1000000);
 	}
 
-    void delayUs(uint16_t us)
+    void delayUs(uint32_t us)
     {
     	// Check if the specified timer is usable for microsecond delays.
     	STA_ASSERT(isValidDelayUsTIM());