diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/TOOLCHAIN_GCC_ARM/NUCLEO_F334R8.ld b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/TOOLCHAIN_GCC_ARM/NUCLEO_F334R8.ld
similarity index 100%
rename from libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/TOOLCHAIN_GCC_ARM/NUCLEO_F334R8.ld
rename to libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/TOOLCHAIN_GCC_ARM/NUCLEO_F334R8.ld
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/TOOLCHAIN_GCC_ARM/startup_stm32f334x8.s b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/TOOLCHAIN_GCC_ARM/startup_stm32f334x8.s
similarity index 100%
rename from libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/TOOLCHAIN_GCC_ARM/startup_stm32f334x8.s
rename to libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/TOOLCHAIN_GCC_ARM/startup_stm32f334x8.s
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/cmsis.h b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/cmsis.h
similarity index 100%
rename from libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/cmsis.h
rename to libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/cmsis.h
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/cmsis_nvic.c b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/cmsis_nvic.c
similarity index 100%
rename from libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/cmsis_nvic.c
rename to libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/cmsis_nvic.c
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/cmsis_nvic.h b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/cmsis_nvic.h
similarity index 100%
rename from libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/cmsis_nvic.h
rename to libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/cmsis_nvic.h
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/hal_tick.c b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/hal_tick.c
similarity index 100%
rename from libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/hal_tick.c
rename to libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/hal_tick.c
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/hal_tick.h b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/hal_tick.h
similarity index 100%
rename from libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/hal_tick.h
rename to libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/hal_tick.h
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/stm32f334x8.h b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/stm32f334x8.h
similarity index 100%
rename from libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/stm32f334x8.h
rename to libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/stm32f334x8.h
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/stm32f3xx.h b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/stm32f3xx.h
similarity index 100%
rename from libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/stm32f3xx.h
rename to libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/stm32f3xx.h
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/system_stm32f3xx.c b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/system_stm32f3xx.c
similarity index 100%
rename from libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/system_stm32f3xx.c
rename to libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/system_stm32f3xx.c
diff --git a/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/system_stm32f3xx.h b/libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/system_stm32f3xx.h
similarity index 100%
rename from libraries/mbed/targets/cmsis/TARGET_STM/TARGET_DISCO_F334C8/system_stm32f3xx.h
rename to libraries/mbed/targets/cmsis/TARGET_STM/TARGET_STM32F3/TARGET_DISCO_F334C8/system_stm32f3xx.h