diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index f11682e..40c2169 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -149,7 +149,7 @@ jobs:
         run: |
           echo "${{ env.REGISTRY }}/tum-gis/ckan-sddi-dev:sddi-pr-${{github.event.number}}-${{ steps.short-sha.outputs.sha }}-debug"
 
-      # SDDI
+      # SDDI-SOCIAL
       -
         name: Extract metadata (tags, labels) for docker image
         id: meta-sddi-social
diff --git a/CHANGELOG.md b/CHANGELOG.md
index ce67f32..7520b5c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,13 +6,21 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 For releases `< 1.0.0` minor version steps may indicate breaking changes too.
 
+## [1.2.0] - 2023-08-21
+
+### Changed
+
+- Update to CKAN `2.9.9`
+
+### Fixed
+
 ## [1.1.3] - 2023-08-03
 
 ### Fixed
 
--  upstream bugfix from [ckanext-grouphierarchy-sddi](https://github.com/tum-gis/ckanext-grouphierarchy-sddi) extension tum-gis/ckanext-grouphierarchy-sddi#17
-    - Default filter "read" for searching datasets by Main Categories/Topics is removed.
--  [Extended licenses list](https://github.com/tum-gis/ckanext-grouphierarchy-sddi/blob/main/ckanext/grouphierarchy/licenses_SDDI.json) required for SDDI is added in upstream repo [ckanext-grouphierarchy-sddi](https://github.com/tum-gis/ckanext-grouphierarchy-sddi)
+- Upstream bugfix from [ckanext-grouphierarchy-sddi](https://github.com/tum-gis/ckanext-grouphierarchy-sddi) extension tum-gis/ckanext-grouphierarchy-sddi#17
+  - Default filter "read" for searching datasets by Main Categories/Topics is removed.
+- [Extended licenses list](https://github.com/tum-gis/ckanext-grouphierarchy-sddi/blob/main/ckanext/grouphierarchy/licenses_SDDI.json) required for SDDI is added in upstream repo [ckanext-grouphierarchy-sddi](https://github.com/tum-gis/ckanext-grouphierarchy-sddi)
 
 ## [1.1.2] - 2023-07-24
 
diff --git a/README.md b/README.md
index 82b14aa..9ea1d58 100644
--- a/README.md
+++ b/README.md
@@ -152,8 +152,8 @@ This registry will be cleared periodically.
 
 ### CKAN and CKAN extension versions
 
-CKAN version: `2.9.8`
-CKAN base image: `ghcr.io/keitaroinc/ckan:2.9.8-focal`
+CKAN version: `2.9.9`
+CKAN base image: `ghcr.io/keitaroinc/ckan:2.9.9-focal`
 
 The CKAN catalog platform uses several extensions to provide the functionality
 needed for the SDDI concept. The table below lists the included extensions with
diff --git a/sddi-base/Dockerfile b/sddi-base/Dockerfile
index 429efb5..57f0e71 100644
--- a/sddi-base/Dockerfile
+++ b/sddi-base/Dockerfile
@@ -1,9 +1,9 @@
 ###############################################################################
 # Build stage
 ###############################################################################
-ARG CKAN_VERSION_BUILD_STAGE=2.9.8-dev
-ARG CKAN_VERSION_BUILD_SPATIAL=2.9.8-focal
-ARG CKAN_VERSION_RUNTIME_STAGE=2.9.8-focal
+ARG CKAN_VERSION_BUILD_STAGE=2.9.9-dev
+ARG CKAN_VERSION_BUILD_SPATIAL=2.9.9-focal
+ARG CKAN_VERSION_RUNTIME_STAGE=2.9.9-focal
 
 FROM ckan/ckan-base:${CKAN_VERSION_BUILD_STAGE} as extbuild
 
diff --git a/sddi-base/Dockerfile.debug b/sddi-base/Dockerfile.debug
index 0ca860b..92b661d 100644
--- a/sddi-base/Dockerfile.debug
+++ b/sddi-base/Dockerfile.debug
@@ -3,7 +3,7 @@ ARG BASEIMAGE_VERSION=edge
 
 FROM ${BASEIMAGE_REPOSITORY}:${BASEIMAGE_VERSION}
 
-ARG CKAN_VERSION=2.9.8
+ARG CKAN_VERSION=2.9.9
 ENV CKAN_VERSION=${CKAN_VERSION}
 
 USER root
diff --git a/sddi-social/Dockerfile b/sddi-social/Dockerfile
index 7c7a779..3d3a8c6 100644
--- a/sddi-social/Dockerfile
+++ b/sddi-social/Dockerfile
@@ -3,7 +3,7 @@
 # #############################################################################
 ARG BASEIMAGE_REPOSITORY=ghcr.io/tum-gis/ckan-sddi
 ARG BASEIMAGE_VERSION=latest
-ARG CKAN_VERSION_BUILD_STAGE=2.9.8-dev
+ARG CKAN_VERSION_BUILD_STAGE=2.9.9-dev
 
 FROM ckan/ckan-base:${CKAN_VERSION_BUILD_STAGE} as extbuild
 
diff --git a/sddi-social/Dockerfile.debug b/sddi-social/Dockerfile.debug
index c94948c..935e716 100644
--- a/sddi-social/Dockerfile.debug
+++ b/sddi-social/Dockerfile.debug
@@ -3,7 +3,7 @@ ARG BASEIMAGE_VERSION=edge
 
 FROM ${BASEIMAGE_REPOSITORY}:${BASEIMAGE_VERSION}
 
-ARG CKAN_VERSION=2.9.8
+ARG CKAN_VERSION=2.9.9
 ENV CKAN_VERSION=${CKAN_VERSION}
 
 USER root
diff --git a/sddi/Dockerfile b/sddi/Dockerfile
index b054b44..69e444a 100644
--- a/sddi/Dockerfile
+++ b/sddi/Dockerfile
@@ -3,7 +3,7 @@
 # #############################################################################
 ARG BASEIMAGE_REPOSITORY=ghcr.io/tum-gis/ckan-sddi-base
 ARG BASEIMAGE_VERSION=latest
-ARG CKAN_VERSION_BUILD_STAGE=2.9.8-dev
+ARG CKAN_VERSION_BUILD_STAGE=2.9.9-dev
 
 FROM ckan/ckan-base:${CKAN_VERSION_BUILD_STAGE} as extbuild
 
diff --git a/sddi/Dockerfile.debug b/sddi/Dockerfile.debug
index 67acb1a..c38d975 100644
--- a/sddi/Dockerfile.debug
+++ b/sddi/Dockerfile.debug
@@ -3,7 +3,7 @@ ARG BASEIMAGE_VERSION=edge
 
 FROM ${BASEIMAGE_REPOSITORY}:${BASEIMAGE_VERSION}
 
-ARG CKAN_VERSION=2.9.8
+ARG CKAN_VERSION=2.9.9
 ENV CKAN_VERSION=${CKAN_VERSION}
 
 USER root