diff --git a/build/requirements.txt b/build/requirements.txt
index 5e9bbe3..cd96c83 100644
--- a/build/requirements.txt
+++ b/build/requirements.txt
@@ -67,7 +67,7 @@ py==1.8.0
 pyarrow==0.11.1
 pycosat==0.6.3
 pycparser==2.19
-Pygments==2.3.1
+Pygments==2.7.4
 pyOpenSSL==18.0.0
 pyparsing==2.4.0
 pyrsistent==0.14.11