diff --git a/Makefile b/Makefile
index a3742ec..17ad44b 100644
--- a/Makefile
+++ b/Makefile
@@ -4,8 +4,7 @@ curpwd := $(shell pwd)
 kver   := $(shell uname -r)
 
 build:
-	[ -d "${curpwd}/${kver}" ] && rm -rf ${curpwd}/${kver}
-	mkdir ${curpwd}/${kver}
+	[[ -d "${curpwd}/${kver}" ]] && echo "${kver} directory already exist." && rm -rf ${curpwd}/${kver} && mkdir -p ${curpwd}/${kver} || mkdir -p ${curpwd}/${kver}
 	cp ${curpwd}/Makefile ${curpwd}/nct6687.c ${curpwd}/${kver}
 	cd ${curpwd}/${kver}
 	make -C /lib/modules/${kver}/build M=${curpwd}/${kver} modules
@@ -16,4 +15,4 @@ install: build
 	sudo modprobe nct6687
 
 clean:
-	make -C /lib/modules/${kver}/build M=${curpwd}/${kver} clean
+	[[ ! -d "${curpwd}/${kver}" ]] && echo "${kver} directory not found. Aborting!!!" || make -C /lib/modules/${kver}/build M=${curpwd}/${kver} clean