diff --git a/rules.mk b/rules.mk
index 8e31a27b6cf1b96c5c5f3425f2bf540ab1a450ff..5816abbbc4a2c26c3afb2fb2b15cc7e925bc7e93 100644
--- a/rules.mk
+++ b/rules.mk
@@ -81,10 +81,10 @@ ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
 endif
 
 ifeq ($(CONFIG_SOFT_FLOAT),y)
-SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
-TARGET_CFLAGS+=-msoft-float
+  SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
+  TARGET_CFLAGS+= -msoft-float
 else
-SOFT_FLOAT_CONFIG_OPTION:=
+  SOFT_FLOAT_CONFIG_OPTION:=
 endif
 
 export PATH:=$(TARGET_PATH)