diff --git a/requirements.txt b/requirements.txt
index 07bfd802c..62e5e537c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,7 +8,7 @@ boto3==1.4.7
 blinker==1.4
 pyexcel==0.5.4
 pyexcel-io==0.5.2
-pyexcel-xls==0.5.0
+pyexcel-xls==0.5.1
 pyexcel-xlsx==0.5.0.1
 pyexcel-ods3==0.5.1
 pytz==2017.2