diff --git a/requirements.txt b/requirements.txt
index 917c31a..b9fe523 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 coverage==3.6.0
-requests==2.1.0
-requests_oauthlib==0.4.0
+requests>=2.1.0
+requests_oauthlib>=0.4.0
 python-coveralls==2.1.0
 nose-cov==1.6
 responses==0.2.0