diff --git a/sddi-urban/Dockerfile b/sddi-urban/Dockerfile
index 831f1ab..7aa65f0 100644
--- a/sddi-urban/Dockerfile
+++ b/sddi-urban/Dockerfile
@@ -3,7 +3,7 @@
 # #############################################################################
 ARG BASEIMAGE_REPOSITORY=ghcr.io/tum-gis/ckan-sddi-base
 ARG BASEIMAGE_VERSION=latest
-ARG CKAN_VERSION_BUILD_STAGE=2.9.9-dev
+ARG CKAN_VERSION_BUILD_STAGE=2.10.1-dev
 
 FROM ckan/ckan-base:${CKAN_VERSION_BUILD_STAGE} as extbuild