diff --git a/tests-requirements.txt b/tests-requirements.txt
new file mode 100644
index 0000000..3fa73d2
--- /dev/null
+++ b/tests-requirements.txt
@@ -0,0 +1,3 @@
+pycodestyle; python_version >= '3.0'
+nose; python_version >= '3.0'
+coverage; python_version >= '3.0'