diff --git a/requirements-dev.txt b/requirements-dev.txt
index 2745466c3..adaa76955 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -21,3 +21,4 @@ wheel>=0.29.0
 xmlrunner>=1.7.7
 yanc>=0.3.3
 gitchangelog==2.3.0
+pygments>=2.7.4 # not directly required, pinned by Snyk to avoid a vulnerability