diff --git a/requirements.txt b/requirements.txt
index 32135db..14f3027 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -59,7 +59,7 @@ ptyprocess==0.5.2
 pyasn1==0.4.2
 pycparser==2.18
 pyee==5.0.0
-Pygments==2.2.0
+Pygments==2.7.4
 PyNaCl==1.2.1
 pyparsing==2.2.0
 pyquery==1.2.17