diff --git a/docs/user-documentation/advance-features/openbis-data-modelling.md b/docs/user-documentation/advance-features/openbis-data-modelling.md
index 16935cc742a599390e00291bea76b3be734a8276..a6ad00fc5671378b5a9d8814ce631a7e6b59ab76 100644
--- a/docs/user-documentation/advance-features/openbis-data-modelling.md
+++ b/docs/user-documentation/advance-features/openbis-data-modelling.md
@@ -76,7 +76,7 @@ in the *Materials* folder. For example:
   
 
 An openBIS Instance admin can customise the Inventory folders for the
-lab and create the needed Object types ([Register Master Data via the Admin Interface](#)).
+lab and create the needed Object types ([Register Master Data via the Admin Interface](https://unlimited.ethz.ch/display/openBISDoc2010/Register+Master+Data+via+the+Admin+Interface)).
 
 ## Lab Notebook