diff --git a/CHANGELOG.md b/CHANGELOG.md
index ed26c68..8fcbd92 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@ to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 ## [Unreleased]
 
 ### Added
+- Compatibility with JobRouter® 2022.3
 - Compatibility with PHP 8.2
 - Hide sensitive parameters in back traces for PHP versions >= 8.2
 
diff --git a/docs/changelog.rst b/docs/changelog.rst
index 3297a9f..925423c 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -15,6 +15,7 @@ Added
 ^^^^^
 
 
+* Compatibility with JobRouter® 2022.3
 * Compatibility with PHP 8.2
 * Hide sensitive parameters in back traces for PHP versions >= 8.2
 
diff --git a/docs/installation.rst b/docs/installation.rst
index 14845d4..eaecb71 100644
--- a/docs/installation.rst
+++ b/docs/installation.rst
@@ -32,7 +32,7 @@ JobRouter Client JobRouter®                  PHP
 ---------------- --------------------------- ---------
 1.2 / 1.3        4.2 - 5.2 / 2022.1 - 2022.2 7.4 - 8.1
 ---------------- --------------------------- ---------
-1.4              4.2 - 5.2 / 2022.1 - 2022.2 7.4 - 8.2
+1.4              4.2 - 5.2 / 2022.1 - 2022.3 7.4 - 8.2
 ================ =========================== =========
 
 You can use, for example, JobRouter Client version 1.0 on JobRouter® version 5.2
diff --git a/src/Mapper/RouteContentTypeMapper.php b/src/Mapper/RouteContentTypeMapper.php
index 2f8e81a..0d7e899 100644
--- a/src/Mapper/RouteContentTypeMapper.php
+++ b/src/Mapper/RouteContentTypeMapper.php
@@ -36,6 +36,12 @@ final class RouteContentTypeMapper
             'application/steps/.+?/lock' => '',
             // @deprecated, only available in JobRouter 4.2
             'configuration/sessions/.+?' => '',
+            'designer/process/.+?/.+?/data/.+?' => '',
+            'designer/process/.+?/.+?/dialogscripts/:dialog/:id' => '',
+            'designer/process/.+?/.+?/functions/.+?' => '',
+            'designer/process/.+?/.+?/phpfunctions/:id' => '',
+            'designer/process/.+?/data/.+?' => '',
+            'designer/process/.+?/functions/.+?' => '',
         ],
         'PATCH' => [
             'application/sessions' => '',
@@ -49,6 +55,16 @@ final class RouteContentTypeMapper
             'application/jobarchive/archives/.+?/documents' => self::CONTENT_TYPE_MULTIPART_FORMDATA,
             'application/jobarchive/archives/.+?/documents/.+?' => self::CONTENT_TYPE_MULTIPART_FORMDATA,
             'application/jobarchive/archives/.+?/documents/.+?/clippedfiles' => self::CONTENT_TYPE_MULTIPART_FORMDATA,
+            'designer/process/.+?/.+?/data' => self::CONTENT_TYPE_MULTIPART_FORMDATA,
+            'designer/process/.+?/.+?/data/.+?' => self::CONTENT_TYPE_MULTIPART_FORMDATA,
+            'designer/process/.+?/.+?/functions' => self::CONTENT_TYPE_MULTIPART_FORMDATA,
+            'designer/process/.+?/.+?/functions/.+?' => self::CONTENT_TYPE_MULTIPART_FORMDATA,
+            'designer/process/.+?/.+?/phpfunctions' => self::CONTENT_TYPE_MULTIPART_FORMDATA,
+            'designer/process/.+?/.+?/phpfunctions/.+?' => self::CONTENT_TYPE_MULTIPART_FORMDATA,
+            'designer/process/.+?/data' => self::CONTENT_TYPE_MULTIPART_FORMDATA,
+            'designer/process/.+?/data/.+?' => self::CONTENT_TYPE_MULTIPART_FORMDATA,
+            'designer/process/.+?/functions' => self::CONTENT_TYPE_MULTIPART_FORMDATA,
+            'designer/process/.+?/functions/.+?' => self::CONTENT_TYPE_MULTIPART_FORMDATA,
         ],
         'PUT' => [
             'application/dashboards/.+?' => '',
diff --git a/tests/Unit/Mapper/routes.txt b/tests/Unit/Mapper/routes.txt
index 06d1bc4..2ff1a5e 100644
--- a/tests/Unit/Mapper/routes.txt
+++ b/tests/Unit/Mapper/routes.txt
@@ -1,4 +1,4 @@
-# Routes available in JobRouter 4.2-5.2 / 2022.1
+# Routes available in JobRouter 4.2-5.2 / 2022.1-2022.3
 # Format: <route> <method> <expected content type>
 /application/attachments/:workflowId/:dialogField GET -
 /application/attachments/:workflowId/:id GET -
@@ -97,7 +97,41 @@
 /configuration/settings/:settingNames PATCH application/json
 /configuration/users GET -
 /configuration/users/:username GET -
+/designer/process/:processName/:version/data GET -
+/designer/process/:processName/:version/data POST multipart/form-data
+/designer/process/:processName/:version/data PUT application/json
+/designer/process/:processName/:version/data/:encodedPath DELETE -
+/designer/process/:processName/:version/data/:encodedPath GET -
+/designer/process/:processName/:version/data/:encodedPath POST multipart/form-data
+/designer/process/:processName/:version/dialogscripts GET -
+/designer/process/:processName/:version/dialogscripts POST application/json
+/designer/process/:processName/:version/dialogscripts/:dialog/:id DELETE -
+/designer/process/:processName/:version/dialogscripts/:dialog/:id GET -
+/designer/process/:processName/:version/dialogscripts/:dialog/:id POST application/json
+/designer/process/:processName/:version/functions GET -
+/designer/process/:processName/:version/functions POST multipart/form-data
+/designer/process/:processName/:version/functions PUT application/json
+/designer/process/:processName/:version/functions/:encodedPath DELETE -
+/designer/process/:processName/:version/functions/:encodedPath GET -
+/designer/process/:processName/:version/functions/:encodedPath POST multipart/form-data
+/designer/process/:processName/:version/phpfunctions GET -
+/designer/process/:processName/:version/phpfunctions POST multipart/form-data
+/designer/process/:processName/:version/phpfunctions/:id DELETE -
+/designer/process/:processName/:version/phpfunctions/:id GET -
+/designer/process/:processName/:version/phpfunctions/:id POST multipart/form-data
 /designer/process/:processName/:version/processmessages POST application/json
 /designer/process/:processName/:version/processmessages/:processMessage PATCH application/json
 /designer/process/:processName/:version/processmessages/:processMessage PUT application/json
+/designer/process/:processName/data GET -
+/designer/process/:processName/data POST multipart/form-data
+/designer/process/:processName/data PUT application/json
+/designer/process/:processName/data/:encodedPath DELETE -
+/designer/process/:processName/data/:encodedPath GET -
+/designer/process/:processName/data/:encodedPath POST multipart/form-data
+/designer/process/:processName/functions GET -
+/designer/process/:processName/functions POST multipart/form-data
+/designer/process/:processName/functions PUT application/json
+/designer/process/:processName/functions/:encodedPath DELETE -
+/designer/process/:processName/functions/:encodedPath GET -
+/designer/process/:processName/functions/:encodedPath POST multipart/form-data
 /designer/systemactions GET -