diff --git a/requirements.txt b/requirements.txt
index 69e2090..c385e38 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -97,7 +97,7 @@ pyasn1-modules==0.2.5
 pycparser==2.19
 PyDispatcher==2.0.5
 pyee==6.0.0
-Pygments==2.3.1
+Pygments==2.7.4
 PyHamcrest==1.9.0
 pylibsrtp==0.6.1
 pyOpenSSL==18.0.0