diff --git a/requirements.txt b/requirements.txt
index 1f5297db..75391678 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,5 @@
 py==1.4.30
 pytest==2.8.1
 pytest-cov==2.1.0
+pytest-httpbin==0.0.7
 wheel