diff --git a/mbed-core_cm0.h b/cmsis-core_cm0.h
similarity index 100%
rename from mbed-core_cm0.h
rename to cmsis-core_cm0.h
diff --git a/cmsis-lpc11xx.h b/cmsis-lpc11xx.h
index 1af943c..e7ff1d8 100644
--- a/cmsis-lpc11xx.h
+++ b/cmsis-lpc11xx.h
@@ -121,7 +121,7 @@ typedef enum IRQn
 /*@}*/ /* end of group LPC11xx_CMSIS */
 
 
-#include "mbed-core_cm0.h"                  /* Cortex-M0 processor and core peripherals           */
+#include "cmsis-core_cm0.h"                 /* Cortex-M0 processor and core peripherals           */
 #include "mbed-system_LPC11xx.h"            /* System Header                                      */