diff --git a/Split.podspec b/Split.podspec
index 760cc374..b928c5a7 100644
--- a/Split.podspec
+++ b/Split.podspec
@@ -1,7 +1,7 @@
 Pod::Spec.new do |s|
   s.name             = 'Split'
   s.module_name      = 'Split'
-  s.version          = '3.0.0'
+  s.version          = '3.1.0-rc1'
   s.summary          = 'iOS SDK for Split'
   s.description      = <<-DESC
 This SDK is designed to work with Split, the platform for controlled rollouts, serving features to your users via the Split feature flag to manage your complete customer experience.
diff --git a/Split/Common/Utils/Version.swift b/Split/Common/Utils/Version.swift
index 5cbd4013..61d92f48 100644
--- a/Split/Common/Utils/Version.swift
+++ b/Split/Common/Utils/Version.swift
@@ -9,7 +9,7 @@ import Foundation
 
 class Version {
     private static let kSdkPlatform: String = "ios"
-    private static let kVersion = "3.0.0"
+    private static let kVersion = "3.1.0-rc1"
 
     static var semantic: String {
         return kVersion
diff --git a/Split/Initialization/SplitComponentFactory.swift b/Split/Initialization/SplitComponentFactory.swift
index 1678c6ee..20681f10 100644
--- a/Split/Initialization/SplitComponentFactory.swift
+++ b/Split/Initialization/SplitComponentFactory.swift
@@ -147,7 +147,7 @@ class SplitComponentFactory {
 
     func buildImpressionsTracker(notificationHelper: NotificationHelper?) throws -> ImpressionsTracker {
         let storageContainer = try getSplitStorageContainer()
-        var uniqueKeyTracker = DefaultUniqueKeyTracker(persistentUniqueKeyStorage: storageContainer.uniqueKeyStorage)
+        let uniqueKeyTracker = DefaultUniqueKeyTracker(persistentUniqueKeyStorage: storageContainer.uniqueKeyStorage)
 
         let  component: ImpressionsTracker
         =  DefaultImpressionsTracker(