diff --git a/lib/puppet/functions/postgresql/postgresql_password.rb b/lib/puppet/functions/postgresql/postgresql_password.rb
index b03f9279ad..681ea1af4e 100644
--- a/lib/puppet/functions/postgresql/postgresql_password.rb
+++ b/lib/puppet/functions/postgresql/postgresql_password.rb
@@ -24,6 +24,8 @@
     required_param 'Variant[String[1], Integer]', :username
     required_param 'Variant[String[1], Sensitive[String[1]], Integer]', :password
     optional_param 'Boolean', :sensitive
+    # Note that this Enum is also defined in:
+    # types/pg_password_encryption.pp
     optional_param 'Optional[Enum["md5", "scram-sha-256"]]', :hash
     optional_param 'Optional[Variant[String[1], Integer]]', :salt
     return_type 'Variant[String, Sensitive[String]]'
diff --git a/types/pg_password_encryption.pp b/types/pg_password_encryption.pp
index b2b5be66e5..7512174a89 100644
--- a/types/pg_password_encryption.pp
+++ b/types/pg_password_encryption.pp
@@ -1,2 +1,4 @@
 # @summary the supported password_encryption
+# Note that this Enum is also defined in:
+# lib/puppet/functions/postgresql/postgresql_password.rb
 type Postgresql::Pg_password_encryption = Enum['md5', 'scram-sha-256']