diff --git a/src/ifcconvert/cityjson b/src/ifcconvert/cityjson
index 9e0bc8c2a8..a9488c8d8f 160000
--- a/src/ifcconvert/cityjson
+++ b/src/ifcconvert/cityjson
@@ -1 +1 @@
-Subproject commit 9e0bc8c2a8ad5551843263d8fd8e69191ee3a69e
+Subproject commit a9488c8d8fd1c32eb23118596819ab54225cdfb4