diff --git a/script/coverage b/script/coverage
index 228a772..d38a41a 100755
--- a/script/coverage
+++ b/script/coverage
@@ -26,6 +26,11 @@ export DYN_PASSWORD=
 export DYN_USERNAME=
 export GOOGLE_APPLICATION_CREDENTIALS=
 
-coverage run --branch --source=octodns `which nosetests` --with-xunit "$@"
+coverage run --branch --source=octodns --omit=octodns/cmds/* `which nosetests` --with-xunit "$@"
 coverage html
 coverage xml
+coverage report
+coverage report | grep ^TOTAL| grep -qv 100% && {
+    echo "Incomplete code coverage"
+    exit 1
+} || echo "Code coverage 100%"