diff --git a/leie/requirements.txt b/leie/requirements.txt
index 580c62e..83eb926 100644
--- a/leie/requirements.txt
+++ b/leie/requirements.txt
@@ -3,7 +3,7 @@ Flask==0.12.2
 itsdangerous==0.24
 Jinja2==2.9.6
 MarkupSafe==1.0
-petl==1.1.1
+petl==1.6.8
 py==1.4.34
 pytest==3.1.1
 pytest-cov==2.5.1