diff --git a/duniter4j-core-client/pom.xml b/duniter4j-core-client/pom.xml
index db69e2e4..c7928345 100644
--- a/duniter4j-core-client/pom.xml
+++ b/duniter4j-core-client/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>org.duniter</groupId>
     <artifactId>duniter4j</artifactId>
-    <version>0.3.1-SNAPSHOT</version>
+    <version>0.3.1</version>
   </parent>
 
   <groupId>org.duniter</groupId>
diff --git a/duniter4j-core-shared/pom.xml b/duniter4j-core-shared/pom.xml
index d73b862d..759c126e 100644
--- a/duniter4j-core-shared/pom.xml
+++ b/duniter4j-core-shared/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>org.duniter</groupId>
     <artifactId>duniter4j</artifactId>
-    <version>0.3.1-SNAPSHOT</version>
+    <version>0.3.1</version>
   </parent>
 
   <groupId>org.duniter</groupId>
diff --git a/duniter4j-elasticsearch/pom.xml b/duniter4j-elasticsearch/pom.xml
index cdac4182..8314eac6 100644
--- a/duniter4j-elasticsearch/pom.xml
+++ b/duniter4j-elasticsearch/pom.xml
@@ -4,7 +4,7 @@
   <parent>
     <groupId>org.duniter</groupId>
     <artifactId>duniter4j</artifactId>
-    <version>0.3.1-SNAPSHOT</version>
+    <version>0.3.1</version>
   </parent>
 
   <groupId>org.duniter</groupId>
diff --git a/pom.xml b/pom.xml
index 34949276..c67dc505 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 
   <groupId>org.duniter</groupId>
   <artifactId>duniter4j</artifactId>
-  <version>0.3.1-SNAPSHOT</version>
+  <version>0.3.1</version>
   <packaging>pom</packaging>
   <name>Duniter4j : a Duniter Java Client API</name>
 
@@ -108,7 +108,7 @@
     <url>https://github.com/duniter/duniter4j.git</url>
     <connection>scm:git:https://github.com/duniter/duniter4j.git</connection>
     <developerConnection>scm:git:https://github.com/duniter/duniter4j.git</developerConnection>
-    <tag>HEAD</tag>
+    <tag>duniter4j-0.3.1</tag>
   </scm>
 
   <issueManagement>