diff --git a/certbot-nginx/setup.py b/certbot-nginx/setup.py
index 49432a00d..f768ed5d9 100644
--- a/certbot-nginx/setup.py
+++ b/certbot-nginx/setup.py
@@ -9,7 +9,7 @@ version = '0.33.0.dev0'
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
 install_requires = [
-    'acme>=0.26.0',
+    'acme>=0.29.0',
     'certbot>=0.33.0.dev0',
     'mock',
     'PyOpenSSL',