diff --git a/duniter4j-client/pom.xml b/duniter4j-client/pom.xml
index 6c4151400cf2e01fc3857cae8dec22ae7de5d7cc..bd50848955951c3d5bc73f3cad16db5deb31e27b 100644
--- a/duniter4j-client/pom.xml
+++ b/duniter4j-client/pom.xml
@@ -3,7 +3,7 @@
     <parent>
         <artifactId>duniter4j</artifactId>
         <groupId>org.duniter</groupId>
-        <version>1.5.1-SNAPSHOT</version>
+        <version>1.5.0-SNAPSHOT</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>
 
diff --git a/duniter4j-core-client/pom.xml b/duniter4j-core-client/pom.xml
index 1a9a49ea60e7169478817837d5ee762e640aa96a..e732b9db65aee2ab7e2fa45a106cde4398c73fca 100644
--- a/duniter4j-core-client/pom.xml
+++ b/duniter4j-core-client/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.duniter</groupId>
     <artifactId>duniter4j</artifactId>
-    <version>1.5.1-SNAPSHOT</version>
+    <version>1.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>duniter4j-core-client</artifactId>
diff --git a/duniter4j-core-client/src/main/java/org/duniter/core/client/service/bma/TransactionRemoteService.java b/duniter4j-core-client/src/main/java/org/duniter/core/client/service/bma/TransactionRemoteService.java
index 0bed305a69d25bd043e337f12960510606dd09d6..41fa40d60e273d92b53a2f2985e8944c3d3120d5 100644
--- a/duniter4j-core-client/src/main/java/org/duniter/core/client/service/bma/TransactionRemoteService.java
+++ b/duniter4j-core-client/src/main/java/org/duniter/core/client/service/bma/TransactionRemoteService.java
@@ -72,6 +72,8 @@ public interface TransactionRemoteService extends Service {
 	String transfer(Wallet wallet, String destPubKey, long amount,
                     String comment) throws InsufficientCreditException;
 
+    String transfer(Wallet wallet, Map<String,Long> mapPubkeyAmount, String comment) throws InsufficientCreditException;
+
     TxSource getSources(Peer peer, String pubKey);
 	TxSource getSources(String currencyId, String pubKey);
 
diff --git a/duniter4j-core-client/src/main/java/org/duniter/core/client/service/bma/TransactionRemoteServiceImpl.java b/duniter4j-core-client/src/main/java/org/duniter/core/client/service/bma/TransactionRemoteServiceImpl.java
index 4faf0a2fbc44c156d17bfb4373e326174a8eabcd..7f5b9b99926a1835455fcae73f5f97efe8dd6a03 100644
--- a/duniter4j-core-client/src/main/java/org/duniter/core/client/service/bma/TransactionRemoteServiceImpl.java
+++ b/duniter4j-core-client/src/main/java/org/duniter/core/client/service/bma/TransactionRemoteServiceImpl.java
@@ -87,6 +87,10 @@ public class TransactionRemoteServiceImpl extends BaseRemoteServiceImpl implemen
 		return transfer(null, wallet, destPubKey, amount, comment);
 	}
 
+	@Override
+	public String transfer(Wallet wallet, Map<String, Long> mapPubkeyAmount, String comment) throws InsufficientCreditException {
+		return transfer(null, wallet, mapPubkeyAmount, comment);
+	}
 
 	public String transfer(Peer peer, Wallet wallet, String destPubKey, long amount,
 						   String comment) throws InsufficientCreditException {
diff --git a/duniter4j-core-client/src/test/java/org/duniter/core/client/service/bma/TransactionRemoteServiceTest.java b/duniter4j-core-client/src/test/java/org/duniter/core/client/service/bma/TransactionRemoteServiceTest.java
index d3e00fa5ce572aac30e9372be238c66ab164a921..0b465aa0093939a1682d2a8b0eb27c7660df3e31 100644
--- a/duniter4j-core-client/src/test/java/org/duniter/core/client/service/bma/TransactionRemoteServiceTest.java
+++ b/duniter4j-core-client/src/test/java/org/duniter/core/client/service/bma/TransactionRemoteServiceTest.java
@@ -23,6 +23,9 @@ package org.duniter.core.client.service.bma;
  */
 
 
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.Maps;
+import lombok.extern.slf4j.Slf4j;
 import org.duniter.core.client.TestResource;
 import org.duniter.core.client.config.Configuration;
 import org.duniter.core.client.model.bma.TxSource;
@@ -35,12 +38,12 @@ import org.junit.*;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.util.Map;
 import java.util.Objects;
 
+@Slf4j
 public class TransactionRemoteServiceTest {
 
-	private static final Logger log = LoggerFactory.getLogger(TransactionRemoteServiceTest.class);
-
 	@ClassRule
 	public static final TestResource resource = TestResource.create();
 	
@@ -62,13 +65,31 @@ public class TransactionRemoteServiceTest {
 		try {
 			service.transfer(
 					createTestWallet(),
-					resource.getFixtures().getOtherUserPublicKey(),
+					resource.getFixtures().getOtherUserPublicKey(0),
 					1,
 					"my comments" + System.currentTimeMillis());
 		} catch (InsufficientCreditException e) {
 			// OK continue
 		}
 	}
+
+	@Test
+	public void transferMulti() throws Exception {
+
+		Map<String, Long> destPubkeyAmount = ImmutableMap.<String, Long>builder()
+			.put(resource.getFixtures().getOtherUserPublicKey(0), 1l)
+			.put(resource.getFixtures().getOtherUserPublicKey(1), 2l)
+			.build();
+
+		try {
+			service.transfer(
+				createTestWallet(),
+				destPubkeyAmount,
+				"my comments" + System.currentTimeMillis());
+		} catch (InsufficientCreditException e) {
+			// OK continue
+		}
+	}
 	
 	@Test
 	public void getSources() throws Exception {
diff --git a/duniter4j-core-client/src/test/resources/duniter4j-core-client-test.properties b/duniter4j-core-client/src/test/resources/duniter4j-core-client-test.properties
index de6f268f00007ff207b88204433c68c0192e0f09..9e15226126166a3ab4acb6fc74efc9a731bda1c3 100644
--- a/duniter4j-core-client/src/test/resources/duniter4j-core-client-test.properties
+++ b/duniter4j-core-client/src/test/resources/duniter4j-core-client-test.properties
@@ -1,5 +1,5 @@
 duniter4j.node.host=g1-test.duniter.org
 duniter4j.node.port=10900
 
-duniter4j.node.elasticsearch.host=localhost
-duniter4j.node.elasticsearch.port=9200
+duniter4j.node.elasticsearch.host=g1-test.data.e-is.pro
+duniter4j.node.elasticsearch.port=80
diff --git a/duniter4j-core-shared/pom.xml b/duniter4j-core-shared/pom.xml
index 84b2a11fbb12270cc9c158c9387c29dfa3afdf5b..b6721a5cc86476e8c12dce178c885205cb55996c 100644
--- a/duniter4j-core-shared/pom.xml
+++ b/duniter4j-core-shared/pom.xml
@@ -5,7 +5,7 @@
   <parent>
     <groupId>org.duniter</groupId>
     <artifactId>duniter4j</artifactId>
-    <version>1.5.1-SNAPSHOT</version>
+    <version>1.5.0-SNAPSHOT</version>
   </parent>
 
   <artifactId>duniter4j-core-shared</artifactId>
diff --git a/duniter4j-core-shared/src/main/java/org/duniter/core/test/TestFixtures.java b/duniter4j-core-shared/src/main/java/org/duniter/core/test/TestFixtures.java
index 37af62d89d21a1bc3e4afd3b72c640bbe609dd93..949d70fc099abe7b5b2ee61bd865c07b0d12c45c 100644
--- a/duniter4j-core-shared/src/main/java/org/duniter/core/test/TestFixtures.java
+++ b/duniter4j-core-shared/src/main/java/org/duniter/core/test/TestFixtures.java
@@ -85,9 +85,16 @@ public class TestFixtures {
      * Get a public key of another user, encode in base 58.
      * @return
      */
-    public String getOtherUserPublicKey() {
-    	// = kimamila
-        return "5ocqzyDMMWf1V8bsoNhWb1iNwax1e9M7VTUN6navs8of";
+    public String getOtherUserPublicKey(int index) {
+        switch (index) {
+            case 0:
+            default:
+                // = kimamila
+                return "5ocqzyDMMWf1V8bsoNhWb1iNwax1e9M7VTUN6navs8of";
+            case 1:
+                // = ji_emme_test
+                return "BubEHcMEAkC5trxru2D9GAkRsdFbLMQ1Mbgya5ZyndN7";
+        }
     }
 
 }
diff --git a/pom.xml b/pom.xml
index 7982bfaf963ce7a0777b731ce7eaf0a74a94e5ce..60b8405de16fdc19b21d1c6059f801f7d560b3a6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 
   <groupId>org.duniter</groupId>
   <artifactId>duniter4j</artifactId>
-  <version>1.5.1-SNAPSHOT</version>
+  <version>1.5.0-SNAPSHOT</version>
   <packaging>pom</packaging>
   <name>Duniter4j</name>
   <description>a Duniter Java Client API</description>