diff --git a/docs/requirements.txt b/docs/requirements.txt
index 287c3c0..c3557dc 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -17,7 +17,7 @@ numpy==1.15.4
 packaging==18.0
 pluggy==0.8.0
 py==1.7.0
-Pygments==2.3.0
+Pygments==2.7.4
 pyparsing==2.3.0
 pytest==4.0.1
 pytest-lazy-fixture==0.4.2
diff --git a/requirements.txt b/requirements.txt
index 467a174..053e35b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -63,7 +63,7 @@ prompt-toolkit==2.0.6
 ptyprocess==0.6.0
 py==1.7.0
 pycparser==2.19
-Pygments==2.2.0
+Pygments==2.7.4
 PyJWT==1.6.4
 pyparsing==2.2.0
 pytest==3.10.0