diff --git a/INSTALL.md b/INSTALL.md
index 189a03d89..29c51bab8 100644
--- a/INSTALL.md
+++ b/INSTALL.md
@@ -18,9 +18,9 @@ These are the installation and configuration instructions for [Semantic Result F
 		<td><a href="https://github.com/SemanticMediaWiki/SemanticResultFormats/tree/master">master</a></td>
 	</tr>
 	<tr>
-		<th><a href="https://github.com/SemanticMediaWiki/SemanticResultFormats/blob/master/docs/RELEASE-NOTES.md">SRF 2.5.5</a></th>
+		<th><a href="https://github.com/SemanticMediaWiki/SemanticResultFormats/blob/master/docs/RELEASE-NOTES.md">SRF 2.5.6</a></th>
 		<td>Stable version</td>
-		<td>2018-04-04</td>
+		<td>2018-09-07</td>
 		<td><a href="https://github.com/SemanticMediaWiki/SemanticResultFormats/tree/2.5.x">2.5.x</a></td>
 	</tr>
 	<tr>
diff --git a/RELEASE-NOTES.md b/RELEASE-NOTES.md
index 66cffe87b..6d2fcebb7 100644
--- a/RELEASE-NOTES.md
+++ b/RELEASE-NOTES.md
@@ -1,5 +1,12 @@
 These are the release notes for the [Semantic Result Formats](https://www.semantic-mediawiki.org/wiki/Extension:Semantic_Result_Formats) (SRF) extension.
 
+## SRF 2.5.6
+
+Released on September 7, 2018.
+
+* 399: Fixes columnsearchinput field being always disabled for the "datatables" format (by Matthew A.Thompson)
+* 410: Allow installation with "data-values/geo" versions 3.x and 4.x (by Jeroen De Dauw)
+
 ## SRF 2.5.5
 
 Released on April 4, 2018.
diff --git a/SemanticResultFormats.php b/SemanticResultFormats.php
index 7bea7aaee..a7a9680a7 100644
--- a/SemanticResultFormats.php
+++ b/SemanticResultFormats.php
@@ -51,7 +51,7 @@ public static function load() {
 	 */
 	public static function initExtension() {
 
-		define( 'SRF_VERSION', '2.5.6-alpha' );
+		define( 'SRF_VERSION', '2.5.6' );
 
 		// Register the extension
 		$GLOBALS['wgExtensionCredits']['semantic'][] = [