diff --git a/firmware/config/stm32f7ems/chconf.h b/firmware/config/stm32f7ems/chconf.h
index 286f6fc4bc..9b82ba0c7f 100644
--- a/firmware/config/stm32f7ems/chconf.h
+++ b/firmware/config/stm32f7ems/chconf.h
@@ -31,6 +31,8 @@
 #define _CHIBIOS_RT_CONF_
 #define _CHIBIOS_RT_CONF_VER_5_1_
 
+#define CHPRINTF_USE_FLOAT          	TRUE
+
 #if !defined(EFI_CLOCK_LOCKS) || defined(__DOXYGEN__)
  #define EFI_CLOCK_LOCKS FALSE
 #endif /* EFI_CLOCK_LOCKS */