diff --git a/05-osm-usage.md b/05-osm-usage.md
index 88349d498cfb2bdfac2605da834869c623a97568..b9056c9bce725965d6d699e38362d8a096f9e16b 100644
--- a/05-osm-usage.md
+++ b/05-osm-usage.md
@@ -321,9 +321,9 @@ These charms can run with three scopes:
 
 For detailed instructions on how to add cloud-init or charms to your VNF, visit the following references:
 
-- [VNF Onboarding Guidelines, Day-0](https://osm.etsi.org/docs/vnf-onboarding-guide/02-day0.html)
-- [VNF Onboarding Guidelines, Day-1](https://osm.etsi.org/docs/vnf-onboarding-guide/03-day1.html)
-- [VNF Onboarding Guidelines, Day-2](https://osm.etsi.org/docs/vnf-onboarding-guide/04-day2.html)
+- [VNF Onboarding Guidelines, Day-0](https://osm.etsi.org/docs/vnf-onboarding-guidelines/02-day0.html)
+- [VNF Onboarding Guidelines, Day-1](https://osm.etsi.org/docs/vnf-onboarding-guidelines/03-day1.html)
+- [VNF Onboarding Guidelines, Day-2](https://osm.etsi.org/docs/vnf-onboarding-guidelines/04-day2.html)
 
 Furthermore, you can find a good explanation and examples [in this presentation](http://osm-download.etsi.org/ftp/osm-6.0-six/8th-hackfest/presentations/8th%20OSM%20Hackfest%20-%20Session%207.1%20-%20Introduction%20to%20Proxy%20Charms.pdf)