diff --git a/Code/Mantid/instrument/Facilities.xml b/Code/Mantid/instrument/Facilities.xml
index 64a4d18ded1a..b8323aff9b0b 100644
--- a/Code/Mantid/instrument/Facilities.xml
+++ b/Code/Mantid/instrument/Facilities.xml
@@ -9,7 +9,7 @@
   <catalog name="ICat4Catalog">
     <soapendpoint url="https://icatisis.esc.rl.ac.uk/ICATService/ICAT"></soapendpoint>
     <externaldownload url="https://isisicatds.stfc.ac.uk/idsbeta/"></externaldownload>
-    <doiendpoint url="https://data4.isis.stfc.ac.uk/doi/DOIWebService"></doiendpoint>
+    <doiendpoint url="https://topcatdev.isis.cclrc.ac.uk/doi/DOIWebService"></doiendpoint>
     <filelocation>
       <prefix regex="\\\\isis\\inst\$\\Instruments\$"></prefix>
       <windows replacement=""></windows>