diff --git a/code/mask-rcnn/requirementsMaskRCNN.txt b/code/mask-rcnn/requirementsMaskRCNN.txt
index 96d40e0..92b2f23 100644
--- a/code/mask-rcnn/requirementsMaskRCNN.txt
+++ b/code/mask-rcnn/requirementsMaskRCNN.txt
@@ -71,7 +71,7 @@ prometheus-client==0.6.0
 prompt-toolkit==2.0.9
 protobuf==3.8.0
 ptyprocess==0.6.0
-Pygments==2.4.2
+Pygments==2.7.4
 pyparsing==2.4.0
 pyrsistent==0.15.2
 python-dateutil==2.8.0