diff --git a/assignment1/requirements.txt b/assignment1/requirements.txt
index 4106744..a9f0a31 100644
--- a/assignment1/requirements.txt
+++ b/assignment1/requirements.txt
@@ -2,7 +2,7 @@ Cython==0.23.4
 Jinja2==2.8
 MarkupSafe==0.23
 Pillow==3.0.0
-Pygments==2.0.2
+Pygments==2.7.4
 appnope==0.1.0
 argparse==1.2.1
 backports-abc==0.4