diff --git a/lib/puppet/type/postgresql_psql.rb b/lib/puppet/type/postgresql_psql.rb
index d335e70026..2ae079715a 100644
--- a/lib/puppet/type/postgresql_psql.rb
+++ b/lib/puppet/type/postgresql_psql.rb
@@ -145,4 +145,15 @@ def should_run_sql(refreshing = false)
   def refresh
     property(:command).sync if should_run_sql(true)
   end
+
+  private
+
+  def set_sensitive_parameters(sensitive_parameters)
+    # Respect sensitive commands
+    if sensitive_parameters.include?(:unless)
+      sensitive_parameters.delete(:unless)
+      parameter(:unless).sensitive = true
+    end
+    super(sensitive_parameters)
+  end
 end