diff --git a/Cargo.toml b/Cargo.toml
index b28d0a1..209ccae 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,7 +4,7 @@ name = "azure"
 version = "0.1.0"
 authors = ["The Servo Project Developers"]
 
-build = "make -f makefile.cargo"
+build = "build.rs"
 
 [dependencies.geom]
 
diff --git a/build.rs b/build.rs
new file mode 100644
index 0000000..f7f3ed8
--- /dev/null
+++ b/build.rs
@@ -0,0 +1,21 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#![feature(io, os)]
+
+use std::old_io::process::{Command, ProcessExit, StdioContainer};
+use std::os;
+
+
+fn main() {
+    let out_dir = os::getenv("OUT_DIR").unwrap();
+    let result = Command::new("make")
+        .args(&["-f", "makefile.cargo"])
+        .stdout(StdioContainer::InheritFd(1))
+        .stderr(StdioContainer::InheritFd(2))
+        .status()
+        .unwrap();
+    assert_eq!(result, ProcessExit::ExitStatus(0));
+    println!("cargo:rustc-flags=-L native={}", out_dir);
+}
diff --git a/makefile.cargo b/makefile.cargo
index 89ec1b6..e3c3790 100644
--- a/makefile.cargo
+++ b/makefile.cargo
@@ -59,8 +59,8 @@ CXXFLAGS += \
 	$(NULL)
 endif
 
-SKIA_OUTDIR = $(shell find $(OUT_DIR)/.. -name 'skia-*' -type d)
-FREETYPE_OUTDIR = $(shell find $(OUT_DIR)/.. -name 'freetype-sys-*' -type d)
+SKIA_OUTDIR = $(shell find $(OUT_DIR)/../.. -name 'skia-*' -type d)/out
+FREETYPE_OUTDIR = $(shell find $(OUT_DIR)/../.. -name 'freetype-sys-*' -type d)/out
 
 CXXFLAGS += \
 	-I $(FREETYPE_OUTDIR)/include \