diff --git a/certbot/tasks/main.yml b/certbot/tasks/main.yml
index 9259e027..cede35a6 100644
--- a/certbot/tasks/main.yml
+++ b/certbot/tasks/main.yml
@@ -7,17 +7,17 @@
       - ansible_distribution_major_version is version('8', '>=')
     msg: only compatible with Debian 9+
 
-- name: Install legacy script on Debian 8 and 9
+- name: Install legacy script on Debian 8
   include: install-legacy.yml
   when:
     - ansible_distribution == "Debian"
-    - ansible_distribution_major_version is version('10', '<')
+    - ansible_distribution_major_version is version('9', '<')
 
-- name: Install package on Debian 10+
+- name: Install package on Debian 9+
   include: install-package.yml
   when:
     - ansible_distribution == "Debian"
-    - ansible_distribution_major_version is version('10', '>=')
+    - ansible_distribution_major_version is version('9', '>=')
 
 - include: acme-challenge.yml