diff --git a/tsa/howto/puppet.mdwn b/tsa/howto/puppet.mdwn
index 18448e0f146a8113c6e3c4ddcd464d2cc5c4c5f6..a678d8f7e78b6bb05885f1bf8b0a3050123c0b8c 100644
--- a/tsa/howto/puppet.mdwn
+++ b/tsa/howto/puppet.mdwn
@@ -400,8 +400,10 @@ to do so just yet. This problem is further discussed in [ticket #29387][].
 Also note that when you update code like this, the `Puppetfile` does
 not change, but the `Puppetfile.lock` file *does* change. The `GIT.sha`
 parameter needs to be updated. This can be done by hand, but since
-that is error-prone, you might want to simply run `librarian-puppet
-update prometheus-puppet` to update that module.
+that is error-prone, you might want to simply run this to update
+modules:
+
+    librarian-puppet update
 
 This will *also* update dependencies so make sure you audit those
 changes before committing and pushing.