diff --git a/setup.py b/setup.py
index 31be5bf..ea43d3c 100644
--- a/setup.py
+++ b/setup.py
@@ -23,7 +23,7 @@ def read(*paths):
 INSTALL_REQUIRES = [
     'dataflows-tabulator>=1.54.0',
     'datapackage>=1.15.4',
-    'tableschema>=1.20.11',
+    'tableschema>=1.21.0',
     'kvfile>=1.1.1',
     'click',
     'jinja2',