diff --git a/deeprole/code/nn_train/requirements.txt b/deeprole/code/nn_train/requirements.txt
index 65f9146..9a66127 100644
--- a/deeprole/code/nn_train/requirements.txt
+++ b/deeprole/code/nn_train/requirements.txt
@@ -26,7 +26,7 @@ pickleshare==0.7.5
 prompt-toolkit==1.0.16
 protobuf==3.7.1
 ptyprocess==0.6.0
-Pygments==2.3.1
+Pygments==2.7.4
 python-dateutil==2.8.0
 pytz==2019.1
 PyYAML==5.1