diff --git a/Makefile.conf b/Makefile.conf
index dd13d7d..8307f71 100644
--- a/Makefile.conf
+++ b/Makefile.conf
@@ -17,4 +17,4 @@ CXXFLAGS += \
   -fdiagnostics-show-template-tree \
 
 #APP_TYPE ?= BOOT_NONE
-#LDFLAGS += -u_printf_float
\ No newline at end of file
+LDFLAGS += -u_printf_float
\ No newline at end of file