diff --git a/antsibull-nox.toml b/antsibull-nox.toml
index 5332b04f..f70fedc5 100644
--- a/antsibull-nox.toml
+++ b/antsibull-nox.toml
@@ -37,6 +37,11 @@
 # community.crypto's main branch needs ansible-core >= 2.17
 "community.crypto" = "git+https://github.com/ansible-collections/community.crypto.git,stable-2"
 
+[vcs]
+vcs = "git"
+development_branch = "main"
+stable_branches = [ "stable-*" ]
+
 [sessions]
 
 [sessions.docs_check]