diff --git a/README.md b/README.md
index 1ae32c7fee835874a9077bfa729edf393eccb858..c2abfcf2546e5ec046249f620e2ffea4a33f00d6 100644
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+++ b/README.md
@@ -6,7 +6,7 @@ For the mentioned CityGML building model to be an approximate of the Rosensteinq
 
 The Rosensteinquartier CityGML LoD1 building model contains the following attributes for each building and their related building parts:
 
-1. Building Functions as per [SIG3D codelist](http://www.sig3d.org/codelists/citygml/2.0/building/2.0/_AbstractBuilding_class.xml)
+1. Building Functions as per [SIG3D codelist](http://www.sig3d.org/codelists/citygml/2.0/building/2.0/_AbstractBuilding_function.xml)
 2. Gross Floor Area (m²)
 3. Building Footprint Area (m²)
 4. Building Height (m)