diff --git a/MetaQNN/requirements_full_build.txt b/MetaQNN/requirements_full_build.txt
index 52b212e..9458a15 100644
--- a/MetaQNN/requirements_full_build.txt
+++ b/MetaQNN/requirements_full_build.txt
@@ -61,7 +61,7 @@ ptyprocess==0.6.0
 pycups==1.9.73
 pycurl==7.43.0
 pyflakes==1.6.0
-Pygments==2.2.0
+Pygments==2.7.4
 pygobject==3.20.0
 PyJWT==1.3.0
 pyparsing==2.2.2