diff --git a/Makefile b/Makefile
index 2d80fb6fea279279e8e7217fe42057a129492ca9..c3379015fac324590b5036882bcb1504c9fa80c4 100644
--- a/Makefile
+++ b/Makefile
@@ -9,10 +9,7 @@ VERSION = `cat VERSION`
 default: native
 
 native:
-	$(OCB) grewpy.native
-
-byte:
-	$(OCB) grewpy.byte
+	$(OCB) -tag-line "true:	package(libgrew)" grewpy.native
 
 install: native
 	mkdir -p $(BINDIR)
diff --git a/_tags b/_tags
index 3cfcba82c98138a963cdcfc8419ad6a2a0362522..b3a18d290cf79a296ed1ba7ed4308d1821e5d7b0 100644
--- a/_tags
+++ b/_tags
@@ -1,3 +1,3 @@
-true:	package(yojson, threads, unix, str, containers, ANSITerminal, log, conll, amr, libgrew)
+true:	package(yojson, threads, unix, str, containers, ANSITerminal, log, conll, amr)
 true:	thread
 true: bin_annot
\ No newline at end of file
diff --git a/install_dev b/install_dev
new file mode 100755
index 0000000000000000000000000000000000000000..d7c1b2678758740302feb841932335f2ab800481
--- /dev/null
+++ b/install_dev
@@ -0,0 +1,2 @@
+ocamlbuild -use-ocamlfind -I src_ocaml -tag-line "true: package(libgrew_dev)" grewpy.native
+cp grewpy.native ~/.local/bin/grewpy_dev