diff --git a/boards/stm32f3discovery/Makefile.features b/boards/stm32f3discovery/Makefile.features
index 8162935ddb..fc984a638a 100644
--- a/boards/stm32f3discovery/Makefile.features
+++ b/boards/stm32f3discovery/Makefile.features
@@ -4,4 +4,4 @@ FEATURES_PROVIDED += periph_gpio
 FEATURES_PROVIDED += periph_pwm
 FEATURES_PROVIDED += periph_spi
 FEATURES_PROVIDED += periph_cpuid
-FEATURES_MCU_GROUP = cortex_m3_2
+FEATURES_MCU_GROUP = cortex_m4