diff --git a/requirements_dev.txt b/requirements_dev.txt
index 6008d8f..24e9beb 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -20,7 +20,7 @@ pkginfo==1.5.0.1
 pluggy==0.13.1
 py==1.8.0
 pycparser==2.19
-Pygments==2.5.2
+Pygments==2.7.4
 pyparsing==2.4.5
 Pyphen==0.9.5
 pytest==5.3.1