diff --git a/requirements.txt b/requirements.txt
index 01fbc42c..ad6dc005 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -45,7 +45,7 @@ ptyprocess==0.6.0
 py==1.8.0
 pycodestyle==2.5.0
 pyflakes==2.1.1
-Pygments==2.4.2
+Pygments==2.7.4
 PyGSP==0.5.1
 pyparsing==2.4.2
 pyproj==2.4.0
diff --git a/requirements27.txt b/requirements27.txt
index 0e675248..fbf00b07 100644
--- a/requirements27.txt
+++ b/requirements27.txt
@@ -43,7 +43,7 @@ ptyprocess==0.6.0
 py==1.8.0
 pycodestyle==2.5.0
 pyflakes==2.1.1
-Pygments==2.5.2
+Pygments==2.7.4
 pyparsing==2.4.2
 pyproj==2.2.2
 pytest==4.6.6