diff --git a/etc/requirements_dev.txt b/etc/requirements_dev.txt
index c23e4145..40998af4 100644
--- a/etc/requirements_dev.txt
+++ b/etc/requirements_dev.txt
@@ -2,6 +2,7 @@
 nose==1.3.0
 nose-parameterized==0.3
 nose-ignore-docstring==0.1
+xlrd=0.9.2
 
 # Linting