diff --git a/requirements-dev.txt b/requirements-dev.txt
index ed7b9a8..e23ffd9 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -20,7 +20,7 @@ ply==3.11
 pockets==0.7.2
 py==1.7.0
 pycparser==2.19
-pygments==2.2.0
+pygments==2.7.4
 pypandoc==1.4
 pytest-cov==2.6.0
 pytest==3.9.2