diff --git a/CHANGES_NEXT_RELEASE b/CHANGES_NEXT_RELEASE
index 1e33bbc51..5100d2164 100644
--- a/CHANGES_NEXT_RELEASE
+++ b/CHANGES_NEXT_RELEASE
@@ -1,2 +1,3 @@
 [cygnus-ngsi] [mongo-sink] Add mongo_ssl, mongo_ssl_invalid_host_allowed, mongo_ssl_keystore_path_file, mongo_ssl_keystore_password, mongo_ssl_truststore_path_file and mongo_ssl_truststore_password options for mongoDB connections
 [cygnus-common] [mongo-backend] Use sslEnabled, sslInvalidHostNameAllowed, sslKeystorePathFile, sslKeystorePassword, sslTruststorePathFile and sslTruststorePassword options for mongoDB connections
+[cygnus-common] [mongo-backend] Allow mongodb autodiscover at connect when just one server is provided
diff --git a/cygnus-common/src/main/java/com/telefonica/iot/cygnus/backends/mongo/MongoBackendImpl.java b/cygnus-common/src/main/java/com/telefonica/iot/cygnus/backends/mongo/MongoBackendImpl.java
index d324e6b7a..d4021859d 100644
--- a/cygnus-common/src/main/java/com/telefonica/iot/cygnus/backends/mongo/MongoBackendImpl.java
+++ b/cygnus-common/src/main/java/com/telefonica/iot/cygnus/backends/mongo/MongoBackendImpl.java
@@ -661,9 +661,17 @@ private MongoDatabase getDatabase(String dbName) {
                         .sslContext(sslContext)
                         .build();
                 }
-                client = new MongoClient(servers, credential, options);
+                if (servers.size() == 1) { // allow auto-discover when just one endpoint is provided
+                    client = new MongoClient(servers.get(0), credential, options);
+                } else {
+                    client = new MongoClient(servers, credential, options);
+                }
             } else {
-                client = new MongoClient(servers, options);
+                if (servers.size() == 1) { // allow auto-discover when just one endpoint is provided
+                    client = new MongoClient(servers.get(0), options);
+                } else {
+                    client = new MongoClient(servers, options);
+                }
             } // if else
         } // if