diff --git a/pom.xml b/pom.xml
index 8d22daa66b423b2838a7f44666698ca182cdfa4f..e0fc288d04bfd057f347d3f010b3661bb6049bfa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -10,7 +10,7 @@
     <groupId>ch.unige.solidify</groupId>
     <artifactId>solidify-parent</artifactId>
     <name>Solidify Parent</name>
-    <version>2.5.6-SNAPSHOT</version>
+    <version>2.5.6</version>
     <packaging>pom</packaging>
     <description>Solidify Parent project. Manage dependencies and version for Solidify framework</description>
     <inceptionYear>2017</inceptionYear>
@@ -51,7 +51,7 @@
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
         <!--Solidify properties -->
-        <solidify.version>2.5.6-SNAPSHOT</solidify.version>
+        <solidify.version>2.5.6</solidify.version>
         <solidify.license>gpl_v2</solidify.license>
         <!--Libraries properties -->
         <spring-cloud-config-client.version>3.1.0</spring-cloud-config-client.version>
@@ -427,7 +427,7 @@
 
     <scm>
         <connection>scm:git:git@gitlab.unige.ch:solidify/solidify-backend.git</connection>
-        <tag>2.5-maintenance</tag>
+        <tag>solidify-2.5.6</tag>
         <url>https://gitlab.unige.ch/solidify/solidify-backend</url>
     </scm>
 
diff --git a/solidify-authorization-model/pom.xml b/solidify-authorization-model/pom.xml
index ba8786db1cccacf249af0349996bd194443a124f..18f74e221de8acd46852202defdddb640c53dc54 100644
--- a/solidify-authorization-model/pom.xml
+++ b/solidify-authorization-model/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>ch.unige.solidify</groupId>
 		<artifactId>solidify-parent</artifactId>
-		<version>2.5.6-SNAPSHOT</version>
+		<version>2.5.6</version>
 	</parent>
 
 	<artifactId>solidify-authorization-model</artifactId>
diff --git a/solidify-bagit/pom.xml b/solidify-bagit/pom.xml
index a259d31e55766a4b24e92e2d209565c8ee675906..26a67a579fdac2febf02a37f65007338f6968ece 100644
--- a/solidify-bagit/pom.xml
+++ b/solidify-bagit/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>ch.unige.solidify</groupId>
 		<artifactId>solidify-parent</artifactId>
-		<version>2.5.6-SNAPSHOT</version>
+		<version>2.5.6</version>
 	</parent>
 
 	<artifactId>solidify-bagit</artifactId>
diff --git a/solidify-citation-model/pom.xml b/solidify-citation-model/pom.xml
index 1857011b2520cec4abded75faeecb6815a72e82f..2198461d2c416076177b7e465aaaab31c501686a 100644
--- a/solidify-citation-model/pom.xml
+++ b/solidify-citation-model/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>solidify-parent</artifactId>
         <groupId>ch.unige.solidify</groupId>
-        <version>2.5.6-SNAPSHOT</version>
+        <version>2.5.6</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/solidify-citation/pom.xml b/solidify-citation/pom.xml
index 90d1f2643a88bb2e379885c45ecd1fc49ece9b82..98ed79f58fce58672a10292f24e100ebf993b31d 100644
--- a/solidify-citation/pom.xml
+++ b/solidify-citation/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <groupId>ch.unige.solidify</groupId>
         <artifactId>solidify-parent</artifactId>
-        <version>2.5.6-SNAPSHOT</version>
+        <version>2.5.6</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/solidify-client/pom.xml b/solidify-client/pom.xml
index 088edeece625abab29cf855012814c837963c283..ed3c02ae9f21d7a7ed8a44e0c65d1ea0e45dbf15 100644
--- a/solidify-client/pom.xml
+++ b/solidify-client/pom.xml
@@ -4,7 +4,7 @@
     <parent>
         <artifactId>solidify-parent</artifactId>
         <groupId>ch.unige.solidify</groupId>
-        <version>2.5.6-SNAPSHOT</version>
+        <version>2.5.6</version>
     </parent>
 
 
diff --git a/solidify-controller/pom.xml b/solidify-controller/pom.xml
index 16e459c45be02b55161e11e36ab8ab83ca1d4f22..2fc897ce06224b94e35fa74c7574fc27794630d3 100644
--- a/solidify-controller/pom.xml
+++ b/solidify-controller/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>ch.unige.solidify</groupId>
 		<artifactId>solidify-parent</artifactId>
-		<version>2.5.6-SNAPSHOT</version>
+		<version>2.5.6</version>
 	</parent>
 
 	<artifactId>solidify-controller</artifactId>
diff --git a/solidify-datacite-model/pom.xml b/solidify-datacite-model/pom.xml
index d100bd064c2c6a89872607f8c2cc80de456a281b..28c2582c808e20307d9a8084e12913f1d58d006f 100644
--- a/solidify-datacite-model/pom.xml
+++ b/solidify-datacite-model/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>ch.unige.solidify</groupId>
 		<artifactId>solidify-parent</artifactId>
-		<version>2.5.6-SNAPSHOT</version>
+		<version>2.5.6</version>
 	</parent>
 
 	<artifactId>solidify-datacite-model</artifactId>
diff --git a/solidify-doc/pom.xml b/solidify-doc/pom.xml
index ce8a15f5531a9b273ab82084ae93557aeca12c1b..415c44b295b9771f90fb7b3959089274b10beddc 100644
--- a/solidify-doc/pom.xml
+++ b/solidify-doc/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>ch.unige.solidify</groupId>
 		<artifactId>solidify-parent</artifactId>
-		<version>2.5.6-SNAPSHOT</version>
+		<version>2.5.6</version>
 	</parent>
 
 	<artifactId>solidify-doc</artifactId>
diff --git a/solidify-email/pom.xml b/solidify-email/pom.xml
index c5f6c5994ca647481b9e377b20458b41ec49887b..c41a610868a3cb9dc186d4354dbe54adb68d8a6f 100644
--- a/solidify-email/pom.xml
+++ b/solidify-email/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>ch.unige.solidify</groupId>
 		<artifactId>solidify-parent</artifactId>
-		<version>2.5.6-SNAPSHOT</version>
+		<version>2.5.6</version>
 	</parent>
 
 	<artifactId>solidify-email</artifactId>
diff --git a/solidify-html-model/pom.xml b/solidify-html-model/pom.xml
index 3969f211524a44a1d336381a916525fe6d6ad848..e68a3feeba7caf7e13f61b0b20ae783296bacef8 100644
--- a/solidify-html-model/pom.xml
+++ b/solidify-html-model/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
         <groupId>ch.unige.solidify</groupId>
         <artifactId>solidify-parent</artifactId>
-        <version>2.5.6-SNAPSHOT</version>
+        <version>2.5.6</version>
     </parent>
 
 	<artifactId>solidify-html-model</artifactId>
diff --git a/solidify-index-controller/pom.xml b/solidify-index-controller/pom.xml
index 46289918734a8b114beb75588aadce865474b955..87b472beec70840d5631bf0e5d747846d17b4d12 100644
--- a/solidify-index-controller/pom.xml
+++ b/solidify-index-controller/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>ch.unige.solidify</groupId>
 		<artifactId>solidify-parent</artifactId>
-		<version>2.5.6-SNAPSHOT</version>
+		<version>2.5.6</version>
 	</parent>
 
 	<artifactId>solidify-index-controller</artifactId>
diff --git a/solidify-index-model/pom.xml b/solidify-index-model/pom.xml
index 2870936a8b352b08cf5488df4c19bbc135d3f26c..70a31a950b1f4b7ff5e82c0c3de8439685f5848e 100644
--- a/solidify-index-model/pom.xml
+++ b/solidify-index-model/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>ch.unige.solidify</groupId>
 		<artifactId>solidify-parent</artifactId>
-		<version>2.5.6-SNAPSHOT</version>
+		<version>2.5.6</version>
 	</parent>
 
 	<artifactId>solidify-index-model</artifactId>
diff --git a/solidify-index/pom.xml b/solidify-index/pom.xml
index 7ebbc00013296e804e0aebd6b49d989acc2ecbbe..f3747c64a1b34a48bc84256e84faa5084f06e6b3 100644
--- a/solidify-index/pom.xml
+++ b/solidify-index/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>ch.unige.solidify</groupId>
 		<artifactId>solidify-parent</artifactId>
-		<version>2.5.6-SNAPSHOT</version>
+		<version>2.5.6</version>
 	</parent>
 
 	<artifactId>solidify-index</artifactId>
diff --git a/solidify-model/pom.xml b/solidify-model/pom.xml
index 1a2192e99a7dddd246f2b3637e25d06cfc336009..b7380b5e5f0c269e95f897541fb56ccd6eb151cc 100644
--- a/solidify-model/pom.xml
+++ b/solidify-model/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>ch.unige.solidify</groupId>
 		<artifactId>solidify-parent</artifactId>
-		<version>2.5.6-SNAPSHOT</version>
+		<version>2.5.6</version>
 	</parent>
 
 	<artifactId>solidify-model</artifactId>
diff --git a/solidify-oai-model/pom.xml b/solidify-oai-model/pom.xml
index 5793c7ee7feeba0b9704744a636f12c69a456d1d..0c00c8cfca6b102888b7a73918a70e56985aa02b 100644
--- a/solidify-oai-model/pom.xml
+++ b/solidify-oai-model/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>ch.unige.solidify</groupId>
 		<artifactId>solidify-parent</artifactId>
-		<version>2.5.6-SNAPSHOT</version>
+		<version>2.5.6</version>
 	</parent>
 
 	<artifactId>solidify-oai-model</artifactId>
diff --git a/solidify-oai-pmh/pom.xml b/solidify-oai-pmh/pom.xml
index 0922d91efacc2fbd40352611949d3dfbf235fe74..65b2731e6034d47a6daaf3e27e4b3f3858228f6d 100644
--- a/solidify-oai-pmh/pom.xml
+++ b/solidify-oai-pmh/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>ch.unige.solidify</groupId>
 		<artifactId>solidify-parent</artifactId>
-		<version>2.5.6-SNAPSHOT</version>
+		<version>2.5.6</version>
 	</parent>
 
 	<artifactId>solidify-oai-pmh</artifactId>
diff --git a/solidify-util/pom.xml b/solidify-util/pom.xml
index a60495ce48000c351569e30e17f1590af28189fd..2b8bb57b0220bfe1b49c0f529327a8698925c06b 100644
--- a/solidify-util/pom.xml
+++ b/solidify-util/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>ch.unige.solidify</groupId>
 		<artifactId>solidify-parent</artifactId>
-		<version>2.5.6-SNAPSHOT</version>
+		<version>2.5.6</version>
 	</parent>
 
 	<artifactId>solidify-util</artifactId>
diff --git a/solidify-xml/pom.xml b/solidify-xml/pom.xml
index 90bb23aa9622581b33bdced04bd789e576f6e8ce..0c465ca5e0d905be318bf774229a7a1259b2fd2e 100644
--- a/solidify-xml/pom.xml
+++ b/solidify-xml/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>ch.unige.solidify</groupId>
 		<artifactId>solidify-parent</artifactId>
-		<version>2.5.6-SNAPSHOT</version>
+		<version>2.5.6</version>
 	</parent>
 
 	<artifactId>solidify-xml</artifactId>