diff --git a/test-requirements.txt b/test-requirements.txt
index eeabd1e..766b4e3 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,7 +1,7 @@
 Babel==2.6.0
 Jinja2==2.10
 MarkupSafe==1.1.1
-Pygments==2.3.1
+Pygments==2.7.4
 Sphinx==1.7.1
 alabaster==0.7.12
 astroid==2.2.5