diff --git a/acknowledgements.txt b/acknowledgements.txt
index 36fb75f20e8..fd529a0d856 100644
--- a/acknowledgements.txt
+++ b/acknowledgements.txt
@@ -5,8 +5,8 @@ The NServiceBus team gives its thanks to:
 Spring Framework .NET (http://springframework.net/)
 The Castle Project (http://castleproject.org/)
 Rhino Mocks (http://groups.google.com/group/RhinoMocks/)
-StructureMap (http://structuremap.sourceforge.net)
-NHibernate (http://www.hibernate.org/343.html)
-FluentNHibernate (http://wiki.fluentnhibernate.org)
+StructureMap (http://structuremap.sourceforge.net/)
+NHibernate (http://nhforge.org/)
+FluentNHibernate (http://wiki.fluentnhibernate.org/)
 Topshelf (http://code.google.com/p/topshelf/)