diff --git a/tox.ini b/tox.ini
index 65bb829b..f42c1575 100644
--- a/tox.ini
+++ b/tox.ini
@@ -48,7 +48,7 @@ commands =
 [testenv:coverage]
 passenv = COVERAGE_FORMAT
 commands =
-    python -m pytest -m 'not integration' --cov=pyairtable --cov-report={env:COVERAGE_FORMAT:html}
+    python -m pytest -m 'not integration' --cov=pyairtable --cov-report={env:COVERAGE_FORMAT:html} --cov-fail-under=100
 
 [testenv:docs]
 basepython = python3.8