diff --git a/requirements/lck/docs.txt b/requirements/lck/docs.txt
index a9881b1..052c6aa 100644
--- a/requirements/lck/docs.txt
+++ b/requirements/lck/docs.txt
@@ -23,7 +23,7 @@ pbr==1.10.0               # via stevedore
 pockets==0.3.1            # via sphinxcontrib-napoleon
 pybtex-docutils==0.2.1    # via sphinxcontrib-bibtex
 pybtex==0.21              # via pybtex-docutils, sphinxcontrib-bibtex
-Pygments==2.2.0           # via sphinx
+Pygments==2.7.4           # via sphinx
 pyparsing==2.1.10         # via packaging
 pytz==2016.10             # via babel
 PyYAML==3.12              # via pybtex