diff --git a/modules/plain-repo/files/.terraform-docs.yml b/modules/plain-repo/files/.terraform-docs.yml
index 85739c6..13e6d33 100755
--- a/modules/plain-repo/files/.terraform-docs.yml
+++ b/modules/plain-repo/files/.terraform-docs.yml
@@ -54,7 +54,12 @@ settings:
   hide-empty: false
   html: true
   indent: 2
-  lockfile: true
+  # Take provider versions from required_providers, not from .terraform.lock.hcl.
+  # Module repos do not commit a lock file, so reading one means the README's
+  # Providers table records whatever versions a developer's last `terraform init`
+  # happened to resolve - meaningless to consumers, and it silently replaces the
+  # constraints the module actually declares.
+  lockfile: false
   read-comments: true
   required: true
   sensitive: true