diff --git a/cover.sh b/tools/cover.sh
similarity index 100%
rename from cover.sh
rename to tools/cover.sh
diff --git a/tox.ini b/tox.ini
index cc421d1..a55a878 100644
--- a/tox.ini
+++ b/tox.ini
@@ -47,7 +47,7 @@ commands =
 commands = {posargs}
 
 [testenv:cover]
-commands = {toxinidir}/cover.sh {posargs}
+commands = {toxinidir}/tools/cover.sh {posargs}
 
 [flake8]
 # E123, E125 skipped as they are invalid PEP-8.