diff --git a/iOS_SDK/OneSignalSDK/OneSignalOSCore/Source/OSOperationRepo.swift b/iOS_SDK/OneSignalSDK/OneSignalOSCore/Source/OSOperationRepo.swift
index 338fadd50..2e280825f 100644
--- a/iOS_SDK/OneSignalSDK/OneSignalOSCore/Source/OSOperationRepo.swift
+++ b/iOS_SDK/OneSignalSDK/OneSignalOSCore/Source/OSOperationRepo.swift
@@ -107,7 +107,7 @@ public class OSOperationRepo: NSObject {
      // TODO: We can make this method internal once there is no manual adding of a Delta except through stores.
      This can happen when session data and purchase data use the model / store / listener infrastructure.
      */
-    public func enqueueDelta(_ delta: OSDelta) {
+    public func enqueueDelta(_ delta: OSDelta, flush: Bool = false) {
         guard !OneSignalConfigManager.shouldAwaitAppIdAndLogMissingPrivacyConsent(forMethod: nil) else {
             return
         }
@@ -115,8 +115,13 @@ public class OSOperationRepo: NSObject {
         self.dispatchQueue.async {
             OneSignalLog.onesignalLog(.LL_VERBOSE, message: "OSOperationRepo enqueueDelta: \(delta)")
             self.deltaQueue.append(delta)
+
             // Persist the deltas (including new delta) to storage
             OneSignalUserDefaults.initShared().saveCodeableData(forKey: OS_OPERATION_REPO_DELTA_QUEUE_KEY, withValue: self.deltaQueue)
+            
+            if flush {
+                self.flushDeltaQueue()
+            }
         }
     }
 
diff --git a/iOS_SDK/OneSignalSDK/OneSignalUser/Source/OneSignalUserManagerImpl.swift b/iOS_SDK/OneSignalSDK/OneSignalUser/Source/OneSignalUserManagerImpl.swift
index 77ecd4c79..710d3724b 100644
--- a/iOS_SDK/OneSignalSDK/OneSignalUser/Source/OneSignalUserManagerImpl.swift
+++ b/iOS_SDK/OneSignalSDK/OneSignalUser/Source/OneSignalUserManagerImpl.swift
@@ -551,7 +551,7 @@ extension OneSignalUserManagerImpl {
 
         userExecutor!.executePendingRequests()
         OSOperationRepo.sharedInstance.paused = false
-        updatePropertiesDeltas(property: .session_count, value: 1)
+        updatePropertiesDeltas(property: .session_count, value: 1, flush: true)
 
         // Fetch the user's data if there is a onesignal_id
         if let onesignalId = onesignalId {
@@ -567,7 +567,7 @@ extension OneSignalUserManagerImpl {
     /// It enqueues an OSDelta to the Operation Repo.
     /// 
     /// - Parameter property:Expected inputs are `.session_time"`, `.session_count"`, and `.purchases"`.
-    func updatePropertiesDeltas(property: OSPropertiesSupportedProperty, value: Any) {
+    func updatePropertiesDeltas(property: OSPropertiesSupportedProperty, value: Any, flush: Bool = false) {
         guard !OneSignalConfigManager.shouldAwaitAppIdAndLogMissingPrivacyConsent(forMethod: "updatePropertiesDeltas") else {
             return
         }
@@ -583,7 +583,7 @@ extension OneSignalUserManagerImpl {
             property: property.rawValue,
             value: value
         )
-        OSOperationRepo.sharedInstance.enqueueDelta(delta)
+        OSOperationRepo.sharedInstance.enqueueDelta(delta, flush: flush)
     }
 
     /// Time processors forward the session time to this method.
diff --git a/iOS_SDK/OneSignalSDK/OneSignalUserTests/OneSignalUserTests.swift b/iOS_SDK/OneSignalSDK/OneSignalUserTests/OneSignalUserTests.swift
index 3a4bf1745..5e5673676 100644
--- a/iOS_SDK/OneSignalSDK/OneSignalUserTests/OneSignalUserTests.swift
+++ b/iOS_SDK/OneSignalSDK/OneSignalUserTests/OneSignalUserTests.swift
@@ -87,10 +87,8 @@ final class OneSignalUserTests: XCTestCase {
         /* When */
 
         OneSignalUserManagerImpl.sharedInstance.sendSessionTime(100)
-
-        // This adds a `session_count` property with value of 1
-        // It also sets `refresh_device_metadata` to `true`
-        OneSignalUserManagerImpl.sharedInstance.startNewSession()
+        
+        OneSignalUserManagerImpl.sharedInstance.updatePropertiesDeltas(property: .session_count, value: 1, flush: false)
 
         OneSignalUserManagerImpl.sharedInstance.setLanguage("lang_1")
 
@@ -108,7 +106,6 @@ final class OneSignalUserTests: XCTestCase {
 
         OneSignalUserManagerImpl.sharedInstance.addTags(["a": "a", "b": "b", "c": "c"])
 
-        OneSignalUserManagerImpl.sharedInstance.startNewSession()
 
         let purchases = [
             ["sku": "sku1", "amount": "1.25", "iso": "USD"],
@@ -118,6 +115,10 @@ final class OneSignalUserTests: XCTestCase {
         OneSignalUserManagerImpl.sharedInstance.sendPurchases(purchases as [[String: AnyObject]])
 
         OneSignalUserManagerImpl.sharedInstance.setLocation(latitude: 111.111, longitude: 222.222)
+        
+        // This adds a `session_count` property with value of 1
+        // It also sets `refresh_device_metadata` to `true`
+        OneSignalUserManagerImpl.sharedInstance.startNewSession()
 
         /* Then */