diff --git a/tox.ini b/tox.ini
index 91bc7af..a5903b4 100644
--- a/tox.ini
+++ b/tox.ini
@@ -14,7 +14,7 @@ commands = python setup.py testr --slowest --testr-args='{posargs}'
 [testenv:cover]
 commands =
     coverage run -m discover
-    coverage report --show-missing
+    coverage report --omit="tests/*" --show-missing
 
 [testenv:py26]
 deps = -r{toxinidir}/requirements.txt