diff --git a/apache-commons-logging.spec b/apache-commons-logging.spec
index 4d7dac3..19207d4 100644
--- a/apache-commons-logging.spec
+++ b/apache-commons-logging.spec
@@ -1,3 +1,6 @@
+# READ BEFORE UPDATING: After updating this package to new upstream
+# version eclipse-ecf should be rebuilt.  For more info, see:
+# https://fedoraproject.org/wiki/SIGs/Java#Package_Update.2FRebuild_Notes
 
 %global base_name  logging
 %global short_name commons-%{base_name}