diff --git a/includes/FeedsConfigurable.inc b/includes/FeedsConfigurable.inc
index 35bf1720bf1c3c28f07103b7e7cfd54a95ca2df0..2c9a17859c56cef85c7463efb9a3e5be0bb1d3ad 100644
--- a/includes/FeedsConfigurable.inc
+++ b/includes/FeedsConfigurable.inc
@@ -13,7 +13,9 @@ class FeedsNotExistingException extends Exception {
 }
 
 /**
- * A configurable class.
+ * Base class for configurable classes. Captures configuration handling, form
+ * handling and distinguishes between in-memory configuration and persistent
+ * configuration.
  */
 abstract class FeedsConfigurable {