diff --git a/gclc-socket/src/main/java/net/bigeon/gclc/socket/cmd/RemoteDisconnectCommand.java b/gclc-socket/src/main/java/net/bigeon/gclc/socket/cmd/RemoteDisconnectCommand.java
index c6f7ece..bee34af 100644
--- a/gclc-socket/src/main/java/net/bigeon/gclc/socket/cmd/RemoteDisconnectCommand.java
+++ b/gclc-socket/src/main/java/net/bigeon/gclc/socket/cmd/RemoteDisconnectCommand.java
@@ -123,8 +123,14 @@ public final class RemoteDisconnectCommand<T> extends Command {
      * @see fr.bigeon.gclc.command.Command#usageDetail() */
     @Override
     protected String usageDetail() {
-        return MessageFormat.format(
-                "  If arguments are provided the corresponding connexions are closed, otherwise\n{0} are.",
-                all ? "all connexions" : "none");
+        final StringBuilder builder = new StringBuilder(
+                "  If arguments are provided the corresponding connexions are closed, otherwise\n");
+        if (all) {
+            builder.append("all connections");
+        } else {
+            builder.append("none");
+        }
+        builder.append(" are.");
+        return builder.toString();
     }
 }