diff --git a/arduino_stm32f411.h b/arduino_stm32f411.h
index c42a61e..10848fd 100644
--- a/arduino_stm32f411.h
+++ b/arduino_stm32f411.h
@@ -18,7 +18,7 @@
   Pins set for Nucleo F411RE, for other STM32F4-boards you need to add them.
 */
 
-#include "mbed-stm32f4xx.h"
+#include "cmsis-stm32f4xx.h"
 
 /** Pins for UART, the serial port.
 */
diff --git a/mbed-stm32f4xx.h b/cmsis-stm32f4xx.h
similarity index 100%
rename from mbed-stm32f4xx.h
rename to cmsis-stm32f4xx.h
diff --git a/delay-stm32.c b/delay-stm32.c
index 8b8286a..5933cc4 100644
--- a/delay-stm32.c
+++ b/delay-stm32.c
@@ -5,7 +5,7 @@
 
 #if defined TEACUP_C_INCLUDE && defined __ARM_STM32F411__
 
-#include "mbed-stm32f4xx.h"  // For __ASM() and ...
+#include "cmsis-stm32f4xx.h"  // For __ASM() and ...
 
 
 /** Delay in microseconds.
diff --git a/mbed-system_stm32f4xx.c b/mbed-system_stm32f4xx.c
index d083648..e7e19f8 100644
--- a/mbed-system_stm32f4xx.c
+++ b/mbed-system_stm32f4xx.c
@@ -94,7 +94,7 @@
   */
 #ifdef __ARM_STM32F411__
 
-#include "mbed-stm32f4xx.h"
+#include "cmsis-stm32f4xx.h"
 
 #if !defined  (HSE_VALUE) 
   #define HSE_VALUE    ((uint32_t)8000000) /*!< Default value of the External oscillator in Hz */