diff --git a/poco.spec b/poco.spec
index 0649954..1a584d0 100644
--- a/poco.spec
+++ b/poco.spec
@@ -466,6 +466,10 @@ HTML format.
 %doc README NEWS LICENSE CONTRIBUTORS CHANGELOG doc/*
 
 %changelog
+* Wed Jun 22 2016 Francis ANDRE <zosrothko@orange.fr> - 1.7.3-5
+- Restore POCO_UNBUNDLED definition in Foundation/include/Poco/Config.h
+so that user's code compiles without having to define POCO_UNBUNDLED.
+
 * Wed Jun 22 2016 Francis ANDRE <zosrothko@orange.fr> - 1.7.3-4
 - Restore POCO_UNBUNDLED definition in Foundation/include/Poco/Config.h