diff --git a/Makefile.in b/Makefile.in
index 00ed259..593c481 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -19,7 +19,7 @@ all:	librustglut.dummy
 	$(CC) $< -o $@ -c $(CFLAGS)
 
 librustglut.dummy: glut.rc $(RUST_SRC) libandroid-glue.a
-	$(RUSTC) $(RUSTFLAGS) $< --out-dir . --crate-type=lib
+	$(RUSTC) $(RUSTFLAGS) $< --out-dir .
 	touch $@
 
 rustglut-test: glut.rc $(RUST_SRC) libandroid-glue.a
diff --git a/glut.rc b/glut.rc
index 47bbac4..fe3e2c9 100644
--- a/glut.rc
+++ b/glut.rc
@@ -9,6 +9,8 @@
 
 #[crate_id = "github.com/mozilla-servo/rust-glut#glut:0.1"];
 #[crate_type = "lib"];
+#[crate_type = "dylib"];
+#[crate_type = "rlib"];
 
 #[feature(macro_rules)];