diff --git a/.bumpversion.cfg b/.bumpversion.cfg
index 2efeb63a5..659611881 100644
--- a/.bumpversion.cfg
+++ b/.bumpversion.cfg
@@ -1,5 +1,5 @@
 [bumpversion]
-current_version = 1.18.10
+current_version = 1.18.11
 commit = True
 tag = False
 tag_name = {new_version}
diff --git a/CHANGES.md b/CHANGES.md
index 626860f7e..b6efe5511 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -16,6 +16,25 @@
 
 [//]: # (list changes here, using '-' for each new entry, remove this when items are added)
 
+[1.18.11](https://github.com/bird-house/birdhouse-deploy/tree/1.18.11) (2022-04-21)
+------------------------------------------------------------------------------------------------------------------
+
+## Changes:
+
+- Finch: new release for dask performance problem
+
+  PR to deploy new Finch releases in https://github.com/bird-house/finch/pull/233 on PAVICS.
+
+  See the Finch PR for more info.
+
+  Finch release notes:
+
+  0.8.3 (2022-04-21)
+  ------------------
+  * Preserve RCP dimension in ensemble processes, even when only RCP is selected.
+  * Pin ``dask`` and ``distributed`` at ``2022.1.0``, see https://github.com/Ouranosinc/PAVICS-e2e-workflow-tests/issues/100
+
+
 [1.18.10](https://github.com/bird-house/birdhouse-deploy/tree/1.18.10) (2022-04-07)
 ------------------------------------------------------------------------------------------------------------------
 
diff --git a/README.rst b/README.rst
index 0e2177e3d..c3babcb75 100644
--- a/README.rst
+++ b/README.rst
@@ -14,13 +14,13 @@ for a full-fledged production platform.
     * - releases
       - | |latest-version| |commits-since|
 
-.. |commits-since| image:: https://img.shields.io/github/commits-since/bird-house/birdhouse-deploy/1.18.10.svg
+.. |commits-since| image:: https://img.shields.io/github/commits-since/bird-house/birdhouse-deploy/1.18.11.svg
     :alt: Commits since latest release
-    :target: https://github.com/bird-house/birdhouse-deploy/compare/1.18.10...master
+    :target: https://github.com/bird-house/birdhouse-deploy/compare/1.18.11...master
 
-.. |latest-version| image:: https://img.shields.io/badge/tag-1.18.10-blue.svg?style=flat
+.. |latest-version| image:: https://img.shields.io/badge/tag-1.18.11-blue.svg?style=flat
     :alt: Latest Tag
-    :target: https://github.com/bird-house/birdhouse-deploy/tree/1.18.10
+    :target: https://github.com/bird-house/birdhouse-deploy/tree/1.18.11
 
 .. |readthedocs| image:: https://readthedocs.org/projects/birdhouse-deploy/badge/?version=latest
     :alt: ReadTheDocs Build Status (latest version)
diff --git a/birdhouse/default.env b/birdhouse/default.env
index 11a6ee959..8816fd1cc 100644
--- a/birdhouse/default.env
+++ b/birdhouse/default.env
@@ -9,7 +9,7 @@ export DOCKER_NOTEBOOK_IMAGES="pavics/workflow-tests:220401"
 # to the order of the DOCKER_NOTEBOOK_IMAGES variable
 export JUPYTERHUB_IMAGE_SELECTION_NAMES="pavics"
 
-export FINCH_IMAGE="birdhouse/finch:version-0.8.2"
+export FINCH_IMAGE="birdhouse/finch:version-0.8.3"
 
 # thredds-docker >= 4.6.18 or >= 5.2 strongly recommended to avoid Log4J CVE-2021-44228.
 export THREDDS_IMAGE="unidata/thredds-docker:4.6.18"