diff --git a/setup.py b/setup.py
index 8c9f0213f..7345f2165 100755
--- a/setup.py
+++ b/setup.py
@@ -391,6 +391,10 @@ class pil_build_ext(build_ext):
                     _dbg("Looking for `%s` using pkg-config." % lib_name)
                     root = pkg_config(lib_name)
 
+            winbuil_root = os.path.join('.', 'winbuild', 'build')
+            if root is None and os.path.isdir(winbuil_root):
+                root = os.path.join(winbuil_root, 'lib'), os.path.join(winbuil_root, 'inc')
+
             if isinstance(root, tuple):
                 lib_root, include_root = root
             else: