diff --git a/README.md b/README.md
index 02953a7..f94b887 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,9 @@
 # CongressChecklist
 ===================
 
-List of things to do, to pack and tips on attending a congress, especially Chaos Communication Congress
+List of things to do, to pack and tips on attending a congress, especially Chaos Communication Congress.
+
+This list is irregularly updated (and pushed). You may want to refresh regularly. :-)
 
 ---