diff --git a/requirements.txt b/requirements.txt
index e69de29..ece0dd2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -0,0 +1,7 @@
+coverage==4.1
+flake8==2.6.2
+mccabe==0.5.0
+py==1.4.31
+pycodestyle==2.0.0
+pyflakes==1.2.3
+pytest==2.9.2