diff --git a/redisson/src/main/java/org/redisson/config/ConfigSupport.java b/redisson/src/main/java/org/redisson/config/ConfigSupport.java
index 05a8cddbe..8a7cf8677 100644
--- a/redisson/src/main/java/org/redisson/config/ConfigSupport.java
+++ b/redisson/src/main/java/org/redisson/config/ConfigSupport.java
@@ -19,6 +19,9 @@ import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.Reader;
+import java.lang.reflect.Field;
+import java.lang.reflect.Method;
+import java.lang.reflect.Modifier;
 import java.net.URI;
 import java.net.URL;
 import java.util.List;
@@ -121,62 +124,101 @@ public class ConfigSupport {
     private ObjectMapper jsonMapper = createMapper(null, null);
     private ObjectMapper yamlMapper = createMapper(new YAMLFactory(), null);
 
+    private void patchUriObject() throws IOException {
+        patchUriField("lowMask", "L_DASH");
+        patchUriField("highMask", "H_DASH");
+    }
+    
+    private void patchUriField(String methodName, String fieldName)
+            throws IOException {
+        try {
+            Method lowMask = URI.class.getDeclaredMethod(methodName, String.class);
+            lowMask.setAccessible(true);
+            long lowMaskValue = (long) lowMask.invoke(null, "-_");
+            
+            Field lowDash = URI.class.getDeclaredField(fieldName);
+            
+            Field modifiers = Field.class.getDeclaredField("modifiers");
+            modifiers.setAccessible(true);
+            modifiers.setInt(lowDash, lowDash.getModifiers() & ~Modifier.FINAL);
+            
+            lowDash.setAccessible(true);
+            lowDash.setLong(null, lowMaskValue);
+        } catch (Exception e) {
+            throw new IOException(e);
+        }
+    }
+    
     public <T> T fromJSON(String content, Class<T> configType) throws IOException {
+        patchUriObject();
         return jsonMapper.readValue(content, configType);
     }
 
     public <T> T fromJSON(File file, Class<T> configType) throws IOException {
+        patchUriObject();
         return fromJSON(file, configType, null);
     }
     
     public <T> T fromJSON(File file, Class<T> configType, ClassLoader classLoader) throws IOException {
+        patchUriObject();
         jsonMapper = createMapper(null, classLoader);
         return jsonMapper.readValue(file, configType);
     }
 
     public <T> T fromJSON(URL url, Class<T> configType) throws IOException {
+        patchUriObject();
         return jsonMapper.readValue(url, configType);
     }
 
     public <T> T fromJSON(Reader reader, Class<T> configType) throws IOException {
+        patchUriObject();
         return jsonMapper.readValue(reader, configType);
     }
 
     public <T> T fromJSON(InputStream inputStream, Class<T> configType) throws IOException {
+        patchUriObject();
         return jsonMapper.readValue(inputStream, configType);
     }
 
     public String toJSON(Config config) throws IOException {
+        patchUriObject();
         return jsonMapper.writeValueAsString(config);
     }
 
     public <T> T fromYAML(String content, Class<T> configType) throws IOException {
+        patchUriObject();
         return yamlMapper.readValue(content, configType);
     }
 
     public <T> T fromYAML(File file, Class<T> configType) throws IOException {
+        patchUriObject();
         return yamlMapper.readValue(file, configType);
     }
     
     public <T> T fromYAML(File file, Class<T> configType, ClassLoader classLoader) throws IOException {
+        patchUriObject();
         yamlMapper = createMapper(new YAMLFactory(), classLoader);
         return yamlMapper.readValue(file, configType);
     }
 
 
     public <T> T fromYAML(URL url, Class<T> configType) throws IOException {
+        patchUriObject();
         return yamlMapper.readValue(url, configType);
     }
 
     public <T> T fromYAML(Reader reader, Class<T> configType) throws IOException {
+        patchUriObject();
         return yamlMapper.readValue(reader, configType);
     }
 
     public <T> T fromYAML(InputStream inputStream, Class<T> configType) throws IOException {
+        patchUriObject();
         return yamlMapper.readValue(inputStream, configType);
     }
 
     public String toYAML(Config config) throws IOException {
+        patchUriObject();
         return yamlMapper.writeValueAsString(config);
     }
     
diff --git a/redisson/src/main/java/org/redisson/connection/SentinelConnectionManager.java b/redisson/src/main/java/org/redisson/connection/SentinelConnectionManager.java
index 261041b9c..2cbb7e64e 100755
--- a/redisson/src/main/java/org/redisson/connection/SentinelConnectionManager.java
+++ b/redisson/src/main/java/org/redisson/connection/SentinelConnectionManager.java
@@ -80,7 +80,7 @@ public class SentinelConnectionManager extends MasterSlaveConnectionManager {
 
                 // TODO async
                 List<String> master = connection.sync(RedisCommands.SENTINEL_GET_MASTER_ADDR_BY_NAME, cfg.getMasterName());
-                String masterHost = "redis://" + master.get(0) + ":" + master.get(1);
+                String masterHost = createAddress(master.get(0), master.get(1));
                 this.config.setMasterAddress(masterHost);
                 currentMaster.set(masterHost);
                 log.info("master: {} added", masterHost);
@@ -96,7 +96,7 @@ public class SentinelConnectionManager extends MasterSlaveConnectionManager {
                     String port = map.get("port");
                     String flags = map.get("flags");
 
-                    String host = "redis://" + ip + ":" + port;
+                    String host = createAddress(ip, port);
 
                     this.config.addSlaveAddress(host);
                     slaves.put(host, true);
@@ -132,6 +132,13 @@ public class SentinelConnectionManager extends MasterSlaveConnectionManager {
             future.awaitUninterruptibly();
         }
     }
+    
+    private String createAddress(String host, Object port) {
+        if (host.contains(":")) {
+            host = "[" + host + "]";
+        }
+        return "redis://" + host + ":" + port;
+    }
 
     @Override
     protected MasterSlaveEntry createMasterSlaveEntry(MasterSlaveServersConfig config,
@@ -207,7 +214,7 @@ public class SentinelConnectionManager extends MasterSlaveConnectionManager {
             String ip = parts[2];
             String port = parts[3];
 
-            String addr = "redis://" + ip + ":" + port;
+            String addr = createAddress(ip, port);
             URI uri = URI.create(addr);
             registerSentinel(cfg, uri, c);
         }
@@ -221,7 +228,7 @@ public class SentinelConnectionManager extends MasterSlaveConnectionManager {
             final String ip = parts[2];
             final String port = parts[3];
 
-            final String slaveAddr = "redis://" + ip + ":" + port;
+            final String slaveAddr = createAddress(ip, port);
 
             if (!isUseSameMaster(parts)) {
                 return;
@@ -309,7 +316,7 @@ public class SentinelConnectionManager extends MasterSlaveConnectionManager {
         String slaveAddr = ip + ":" + port;
 
         String master = currentMaster.get();
-        String slaveMaster = "redis://" + parts[6] + ":" + parts[7];
+        String slaveMaster = createAddress(parts[6], parts[7]);
         if (!master.equals(slaveMaster)) {
             log.warn("Skipped slave up {} for master {} differs from current {}", slaveAddr, slaveMaster, master);
             return false;
@@ -369,7 +376,7 @@ public class SentinelConnectionManager extends MasterSlaveConnectionManager {
                 String port = parts[4];
 
                 String current = currentMaster.get();
-                String newMaster = "redis://" + ip + ":" + port;
+                String newMaster = createAddress(ip, port);
                 if (!newMaster.equals(current)
                         && currentMaster.compareAndSet(current, newMaster)) {
                     changeMaster(singleSlotRange.getStartSlot(), URI.create(newMaster));