diff --git a/CHANGELOG.md b/CHANGELOG.md
index de802a19..b287cf40 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -39,6 +39,7 @@ _None._
 ### New Features
 
 - Add support for logging in into WPCOM suspended sites.
+- Update `WordPressComAccountService/requestAuthenticationLink` with a new argument `createAccountIfNotFound` to allow creating new accounts.
 
 ### Bug Fixes
 
diff --git a/Podfile b/Podfile
index 6f1ba9bf..dfdb2573 100644
--- a/Podfile
+++ b/Podfile
@@ -31,7 +31,7 @@ def wordpress_authenticator_pods
   ## These should match the version requirement from the podspec.
   pod 'Gridicons', '~> 1.0'
   pod 'WordPressUI', '~> 1.7-beta'
-  pod 'WordPressKit', '~> 17.0'
+  pod 'WordPressKit', git: 'https://github.com/wordpress-mobile/WordPressKit-iOS.git', commit: 'ba7389db54376be9c657b29316ef65b308405c3b'
   pod 'WordPressShared', '~> 2.1-beta'
 
   third_party_pods
diff --git a/Podfile.lock b/Podfile.lock
index b23203b0..917ef283 100644
--- a/Podfile.lock
+++ b/Podfile.lock
@@ -15,7 +15,7 @@ PODS:
     - WordPressKit (~> 17.0)
     - WordPressShared (~> 2.1-beta)
     - WordPressUI (~> 1.7-beta)
-  - WordPressKit (17.0.0):
+  - WordPressKit (17.3.0):
     - NSObject-SafeExpectations (~> 0.0.4)
     - UIDeviceIdentifier (~> 2.0)
     - WordPressShared (~> 2.0-beta)
@@ -33,7 +33,7 @@ DEPENDENCIES:
   - SVProgressHUD (= 2.2.5)
   - SwiftLint (= 0.54.0)
   - WordPressAuthenticator (from `.`)
-  - WordPressKit (~> 17.0)
+  - WordPressKit (from `https://github.com/wordpress-mobile/WordPressKit-iOS.git`, commit `ba7389db54376be9c657b29316ef65b308405c3b`)
   - WordPressShared (~> 2.1-beta)
   - WordPressUI (~> 1.7-beta)
 
@@ -48,7 +48,6 @@ SPEC REPOS:
     - SVProgressHUD
     - SwiftLint
     - UIDeviceIdentifier
-    - WordPressKit
     - WordPressShared
     - WordPressUI
     - wpxmlrpc
@@ -56,6 +55,14 @@ SPEC REPOS:
 EXTERNAL SOURCES:
   WordPressAuthenticator:
     :path: "."
+  WordPressKit:
+    :commit: ba7389db54376be9c657b29316ef65b308405c3b
+    :git: https://github.com/wordpress-mobile/WordPressKit-iOS.git
+
+CHECKOUT OPTIONS:
+  WordPressKit:
+    :commit: ba7389db54376be9c657b29316ef65b308405c3b
+    :git: https://github.com/wordpress-mobile/WordPressKit-iOS.git
 
 SPEC CHECKSUMS:
   Expecta: 3b6bd90a64b9a1dcb0b70aa0e10a7f8f631667d5
@@ -68,11 +75,11 @@ SPEC CHECKSUMS:
   SwiftLint: c1de071d9d08c8aba837545f6254315bc900e211
   UIDeviceIdentifier: 442b65b4ff1832d4ca9c2a157815cb29ad981b17
   WordPressAuthenticator: d151cc7ebc1cfcbf5c28bb2c9afe760a75b49ba6
-  WordPressKit: a71cc550f4b525ab5eef057984c8de071462edd5
+  WordPressKit: faf8c6de7c2acfe71cf95b4db896901060967089
   WordPressShared: 87f3ee89b0a3e83106106f13a8b71605fb8eb6d2
   WordPressUI: a491454affda3b0fb812812e637dc5e8f8f6bd06
   wpxmlrpc: 68db063041e85d186db21f674adf08d9c70627fd
 
-PODFILE CHECKSUM: 98c48a8558a07d876e1720351adcb835bc40ce14
+PODFILE CHECKSUM: e9ff0e92f3449391df3719ac05bdf9b98f1da7ff
 
 COCOAPODS: 1.14.3
diff --git a/WordPressAuthenticator/Services/WordPressComAccountService.swift b/WordPressAuthenticator/Services/WordPressComAccountService.swift
index ac348b55..375751d9 100644
--- a/WordPressAuthenticator/Services/WordPressComAccountService.swift
+++ b/WordPressAuthenticator/Services/WordPressComAccountService.swift
@@ -47,7 +47,10 @@ public class WordPressComAccountService {
 
     /// Requests a WordPress.com Authentication Link to be sent to the specified email address.
     ///
-    public func requestAuthenticationLink(for email: String, jetpackLogin: Bool, success: @escaping () -> Void, failure: @escaping (Error) -> Void) {
+    public func requestAuthenticationLink(for email: String,
+                                          jetpackLogin: Bool,
+                                          createAccountIfNotFound: Bool = false,
+                                          success: @escaping () -> Void, failure: @escaping (Error) -> Void) {
         let remote = AccountServiceRemoteREST(wordPressComRestApi: anonymousAPI)
 
         remote.requestWPComAuthLink(forEmail: email,
@@ -55,6 +58,7 @@ public class WordPressComAccountService {
                                     clientSecret: configuration.wpcomSecret,
                                     source: jetpackLogin ? .jetpackConnect : .default,
                                     wpcomScheme: configuration.wpcomScheme,
+                                    createAccountIfNotFound: createAccountIfNotFound,
                                     success: success,
                                     failure: { error in
             let result = error ?? ServiceError.unknown