diff --git a/RELEASE-NOTES.md b/RELEASE-NOTES.md
index f01716404..abddd2741 100644
--- a/RELEASE-NOTES.md
+++ b/RELEASE-NOTES.md
@@ -1,5 +1,15 @@
 These are the release notes for the [Semantic Result Formats](https://www.semantic-mediawiki.org/wiki/Extension:Semantic_Result_Formats) (a.k.a SRF) MediaWiki extension.
 
+## SRF 4.2.1
+
+Released on March 13, 2024.
+* [815](https://github.com/SemanticMediaWiki/SemanticResultFormats/pull/815) Document graphfields parameter to the graph format (by @alex-mashin) 
+* [806](https://github.com/SemanticMediaWiki/SemanticResultFormats/pull/806) Added required resources for the bubble chare to the jqplotchart format (by@YOUR1)
+* [805](https://github.com/SemanticMediaWiki/SemanticResultFormats/pull/805) Fixed issue creating a lot of log spam (by @sophivorus)
+* [793](https://github.com/SemanticMediaWiki/SemanticResultFormats/pull/793) Fixed issue with the slidesToShow paramter to the carousel format (by @thomas-topway-it)
+* Further improvements and fixes to the Continuous Integration (CI) (by [gesinn.it](https://gesinn.it))
+* Updated translations (by translatewiki.net community)
+
 ## SRF 4.2.0
 
 Released on December 7, 2023.
@@ -14,6 +24,7 @@ Released on December 7, 2023.
 * Further improvements of datatables format: [775](https://github.com/SemanticMediaWiki/SemanticResultFormats/pull/775), [774](https://github.com/SemanticMediaWiki/SemanticResultFormats/pull/774), [773](https://github.com/SemanticMediaWiki/SemanticResultFormats/pull/773) (by @thomas-topway-it for ([KM-A](https://km-a.net))
 * Fixed NONCEs on inline scripts in order to support CSP-Header
 * Fixed GraphViz extension support in the Graph format (by [Professional Wiki](https://professional.wiki))
+* Updated translations (by translatewiki.net community)
 
 ## SRF 4.1.0
 
@@ -22,6 +33,7 @@ Released on October 12, 2023.
 * [Complete rewrite of datatables format](https://www.semantic-mediawiki.org/w/index.php?title=Help:Datatables_format) (by @thomas-topway-it, [KM-A](https://knowledge.wiki)). [761](https://github.com/SemanticMediaWiki/SemanticResultFormats/issues/761), [750](https://github.com/SemanticMediaWiki/SemanticResultFormats/issues/750), [725](https://github.com/SemanticMediaWiki/SemanticResultFormats/issues/725), [571](https://github.com/SemanticMediaWiki/SemanticResultFormats/issues/571), [721](https://github.com/SemanticMediaWiki/SemanticResultFormats/issues/721)...
 * Fixed jqplotchart label error (by @thomas-topway-it)
 * Fixed preferred label issue in eventcalendar (by @thomas-topway-it)
+* Updated translations (by translatewiki.net community)
 
 ## SRF 4.0.2
 
@@ -36,6 +48,7 @@ Released on March 9, 2023.
 * Solved potential `symfony/css-selector` package conflict (by @rvogel)
 * Bump moment from 2.24.0 to 2.29.2 in /formats/filtered
 * Bump tar from 4.4.8 to 4.4.19 in /formats/filtered
+* Updated translations (by translatewiki.net community)
 
 ## SRF 4.0.1
 
@@ -52,6 +65,7 @@ Released on January 25, 2022.
 * [Filtered] added "list view userparam" (by [gesinn.it](https://gesinn.it))
 * [Gallery] added "captiontemplate" parameter to allow wrapping of image captions with a template
 * [GraphViz] fields of data type other than 'page' are now displayed not as separate nodes connected by edges but as parts of labels of nodes of the type 'record' and similar
+* Updated translations (by translatewiki.net community)
 
 ## SRF 3.2.0
 
diff --git a/docs/COMPATIBILITY.md b/docs/COMPATIBILITY.md
index b33fb581d..e4188bcfe 100644
--- a/docs/COMPATIBILITY.md
+++ b/docs/COMPATIBILITY.md
@@ -17,12 +17,26 @@ minimum requirements are indicated in bold.
 		<th>Semantic MediaWiki</th>
 		<th>Release status</th>
 	</tr>
+	<tr>
+		<th>4.2.x</th>
+		<td>7.3.0 - 8.0.x+</td>
+		<td>1.35 - 1.37+</td>
+		<td>3.2.x - 4.0+</td>
+		<td><strong>Stable release</strong></td>
+	<tr>
+	<tr>
+		<th>4.1.x</th>
+		<td>7.3.0 - 8.0.x+</td>
+		<td>1.35 - 1.37+</td>
+		<td>3.2.x - 4.0+</td>
+		<td>Obsolete release, no support</td>
+	<tr>
 	<tr>
 		<th>4.0.x</th>
 		<td><strong>7.3.0</strong> - 8.0.x+</td>
 		<td><strong>1.35</strong> - 1.37+</td>
 		<td><strong>3.2.x</strong> - 4.0+</td>
-		<td><strong>Stable release</strong></td>
+		<td>Obsolete release, no support</td>
 	<tr>
 	<tr>
 		<th>3.2.x</th>
diff --git a/docs/INSTALL.md b/docs/INSTALL.md
index 7cba71ecb..ec111501c 100644
--- a/docs/INSTALL.md
+++ b/docs/INSTALL.md
@@ -20,7 +20,7 @@ create one and add the following content to it:
 ```
 {
 	"require": {
-		"mediawiki/semantic-result-formats": "~4.0"
+		"mediawiki/semantic-result-formats": "~4.2"
 	}
 }
 ```
@@ -28,7 +28,7 @@ create one and add the following content to it:
 If you already have a "composer.local.json" file add the following line to the end of the "require"
 section in your file:
 
-    "mediawiki/semantic-result-formats": "~4.0"
+    "mediawiki/semantic-result-formats": "~4.2"
 
 Remember to add a comma to the end of the preceding line in this section.