diff --git a/python_requirements.txt b/python_requirements.txt
index 2d9f3a8f09f5..bc3ca246db5b 100644
--- a/python_requirements.txt
+++ b/python_requirements.txt
@@ -5,4 +5,4 @@ redis==2.4.9
 python-varnish==0.1.2
 gdal==1.10.0
 csvkit==0.9.0
-openpyxl==2.1.3
+openpyxl==2.4.2