diff --git a/build.py b/build.py
index db326bc42b..f84f339c7d 100755
--- a/build.py
+++ b/build.py
@@ -5,7 +5,7 @@ import gzip
 import json
 import os
 import glob
-import regex as re
+import re
 import shutil
 import sys
 
diff --git a/requirements.txt b/requirements.txt
index 0c5476de1d..6c244f7174 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,2 @@
 http://closure-linter.googlecode.com/files/closure_linter-latest.tar.gz
 pystache
-regex