diff --git a/requirements_dev.txt b/requirements_dev.txt
index 6886e49..b310608 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -19,7 +19,7 @@ psycopg2-binary==2.7.4
 ptyprocess==0.5.2
 pycodestyle==2.3.1
 pyflakes==1.6.0
-Pygments==2.2.0
+Pygments==2.7.4
 pylint==1.9.2
 pyqode-uic==0.1.1
 PyQt5==5.10.1