diff --git a/Makefile b/Makefile
index 8fa7f4e..f095df2 100644
--- a/Makefile
+++ b/Makefile
@@ -1,3 +1,6 @@
+VERSION = $(shell git describe --tags)
+BUILDTIME = $(shell date +%Y.%m.%d)
+
 all: goimports plugin
 	#ldd pixelgl.so
 
@@ -6,7 +9,11 @@ plugin:
 
 install:
 	rm -f pixelgo.so
-	go build -v -x -buildmode=plugin -o ~/go/lib/pixelgl.so
+	go build -v -x -buildmode=plugin -o ~/go/lib/pixelgl-${VERSION}.so
+	cd ~/go/lib && ln -f -s pixelgl-${VERSION}.so pixelgl.so
+
+clean:
+	rm -f pixelgl pixelg..so
 
 full-plugin:
 	GO111MODULE=off go build -v -x -buildmode=plugin -o pixelgl.so