diff --git a/requirements.txt b/requirements.txt
index bc50b3e..7776c84 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -56,7 +56,7 @@ psycopg2-binary==2.8.5
 ptyprocess==0.6.0
 pycparser==2.20
 pydicom==1.4.2
-Pygments==2.6.1
+Pygments==2.7.4
 PyMySQL==0.9.3
 PyNaCl==1.3.0
 pyparsing==2.4.7