diff --git a/requirements.txt b/requirements.txt
index e2671e32b..1eb5c141a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ blinker==1.4
 lxml==3.8.0
 pyexcel==0.5.0
 pyexcel-io==0.4.2
-pyexcel-xls==0.1.0
+pyexcel-xls==0.4.0
 pyexcel-xlsx==0.1.0
 pyexcel-ods3==0.1.1
 pytz==2016.4