diff --git a/Source/SocketIO/Manager/SocketManager.swift b/Source/SocketIO/Manager/SocketManager.swift
index eb9e466..ce3e901 100644
--- a/Source/SocketIO/Manager/SocketManager.swift
+++ b/Source/SocketIO/Manager/SocketManager.swift
@@ -513,6 +513,10 @@ open class SocketManager : NSObject, SocketManagerSpec, SocketParsable, SocketDa
                 self.reconnectAttempts = attempts
             case let .reconnectWait(wait):
                 reconnectWait = abs(wait)
+            case let .reconnectWaitMax(wait):
+                reconnectWaitMax = abs(wait)
+            case let .randomizationFactor(factor):
+                randomizationFactor = factor
             case let .log(log):
                 DefaultSocketLogger.Logger.log = log
             case let .logger(logger):
diff --git a/Source/SocketIO/Util/SocketExtensions.swift b/Source/SocketIO/Util/SocketExtensions.swift
index fe9086f..4636327 100644
--- a/Source/SocketIO/Util/SocketExtensions.swift
+++ b/Source/SocketIO/Util/SocketExtensions.swift
@@ -71,6 +71,10 @@ extension Dictionary where Key == String, Value == Any {
             return .reconnectAttempts(attempts)
         case let ("reconnectWait", wait as Int):
             return .reconnectWait(wait)
+        case let ("reconnectWaitMax", wait as Int):
+            return .reconnectWaitMax(wait)
+        case let ("randomizationFactor", factor as Double):
+            return .randomizationFactor(factor)
         case let ("secure", secure as Bool):
             return .secure(secure)
         case let ("security", security as SSLSecurity):
diff --git a/Tests/TestSocketIO/SocketMangerTest.swift b/Tests/TestSocketIO/SocketMangerTest.swift
index b0aa00e..453af2e 100644
--- a/Tests/TestSocketIO/SocketMangerTest.swift
+++ b/Tests/TestSocketIO/SocketMangerTest.swift
@@ -107,6 +107,8 @@ class SocketMangerTest : XCTestCase {
             .forceNew(true),
             .reconnects(false),
             .reconnectWait(5),
+            .reconnectWaitMax(5),
+            .randomizationFactor(0.7),
             .reconnectAttempts(5)
         ])
 
@@ -114,6 +116,8 @@ class SocketMangerTest : XCTestCase {
         XCTAssertTrue(manager.forceNew)
         XCTAssertFalse(manager.reconnects)
         XCTAssertEqual(manager.reconnectWait, 5)
+        XCTAssertEqual(manager.reconnectWaitMax, 5)
+        XCTAssertEqual(manager.randomizationFactor, 0.7)
         XCTAssertEqual(manager.reconnectAttempts, 5)
     }
 
diff --git a/Tests/TestSocketIOObjc/ManagerObjectiveCTest.m b/Tests/TestSocketIOObjc/ManagerObjectiveCTest.m
index 393da4f..a807eed 100644
--- a/Tests/TestSocketIOObjc/ManagerObjectiveCTest.m
+++ b/Tests/TestSocketIOObjc/ManagerObjectiveCTest.m
@@ -34,6 +34,8 @@
     XCTAssertEqual(self.manager.handleQueue, dispatch_get_main_queue());
     XCTAssertTrue(self.manager.reconnects);
     XCTAssertEqual(self.manager.reconnectWait, 10);
+    XCTAssertEqual(self.manager.reconnectWaitMax, 30);
+    XCTAssertEqual(self.manager.randomizationFactor, 0.5);
     XCTAssertEqual(self.manager.status, SocketIOStatusNotConnected);
 }