diff --git a/firmware/config/stm32f4ems/efifeatures.h b/firmware/config/stm32f4ems/efifeatures.h
index fb424d1c8d..4fc0bd546c 100644
--- a/firmware/config/stm32f4ems/efifeatures.h
+++ b/firmware/config/stm32f4ems/efifeatures.h
@@ -10,6 +10,8 @@
 #ifndef EFIFEATURES_H_
 #define EFIFEATURES_H_
 
+#define EFI_CLOCK_LOCKS FALSE
+
 #define EFI_GPIO_HARDWARE TRUE
 
 #define EFI_FSIO TRUE