diff --git a/requirements_docs.txt b/requirements_docs.txt
index d1363fb05..187b115c4 100644
--- a/requirements_docs.txt
+++ b/requirements_docs.txt
@@ -21,7 +21,7 @@ neocore==0.5.6
 packaging==18.0
 prompt-toolkit==2.0.7
 pycryptodome==3.7.2
-Pygments==2.3.1
+Pygments==2.7.4
 pymitter==0.2.3
 pyparsing==2.3.1
 pytz==2018.9