diff --git a/tools/build/build.py b/tools/build/build.py
index 0dc7b061..9b917410 100755
--- a/tools/build/build.py
+++ b/tools/build/build.py
@@ -152,7 +152,7 @@ def build_oxjs(downloads=False, geo=False):
             ['Geo', 'Image', 'Unicode']
         )),
         'examples': filter(
-            lambda x: not re.search('^\.', x),
+            lambda x: not re.search('^[\._]', x),
             os.listdir(root_path + 'examples/')
         ),
         'readme': map(