diff --git a/requirements.txt b/requirements.txt
index 77b1b380b..a167f1529 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,7 +5,7 @@ fastchardet==0.2.0
 mock==2.0.0
 natsort==5.0.1
 pytest==3.0.4
-rdflib==3.4.0
+rdflib==4.2.2
 requests==2.12.1
 simplejson==3.10.0
 spidermonkey==52.0a2.post1
\ No newline at end of file