diff --git a/Assets/Sequence/SequenceSDK/Authentication/AWSEmailSignIn.cs b/Assets/Sequence/SequenceSDK/Authentication/AWSEmailSignIn.cs
index 8eb4ba35..dfc40a41 100644
--- a/Assets/Sequence/SequenceSDK/Authentication/AWSEmailSignIn.cs
+++ b/Assets/Sequence/SequenceSDK/Authentication/AWSEmailSignIn.cs
@@ -34,6 +34,7 @@ public AWSEmailSignIn(string region, string cognitoClientId, string nonce)
         /// <returns></returns>
         public async Task<string> SignIn(string email)
         {
+            email = email.ToLower();
             using AmazonCognitoIdentityProviderClient client = new AmazonCognitoIdentityProviderClient(new AnonymousAWSCredentials(), RegionEndpoint.GetBySystemName(_region));
             InitiateAuthRequest request = new InitiateAuthRequest
             {
@@ -70,6 +71,7 @@ public async Task<string> SignIn(string email)
         /// <returns></returns>
         public async Task<string> Login(string challengeSession, string email, string code, string sessionWalletAddress = "")
         {
+            email = email.ToLower();
             using AmazonCognitoIdentityProviderClient client = new AmazonCognitoIdentityProviderClient(new AnonymousAWSCredentials(), RegionEndpoint.GetBySystemName(_region));
             RespondToAuthChallengeRequest request = new RespondToAuthChallengeRequest
             {
@@ -109,6 +111,7 @@ public async Task<string> Login(string challengeSession, string email, string co
         /// <exception cref="Exception"></exception>
         public async Task SignUp(string email)
         {
+            email = email.ToLower();
             using AmazonCognitoIdentityProviderClient client = new AmazonCognitoIdentityProviderClient(new AnonymousAWSCredentials(), RegionEndpoint.GetBySystemName(_region));
             SignUpRequest request = new SignUpRequest
             {
diff --git a/Assets/package.json b/Assets/package.json
index 678b49c6..008c6dcb 100644
--- a/Assets/package.json
+++ b/Assets/package.json
@@ -1,6 +1,6 @@
 {
   "name": "xyz.0xsequence.waas-unity",
-  "version": "2.15.0",
+  "version": "2.15.1",
   "displayName": "Sequence Embedded Wallet SDK",
   "description": "A Unity SDK for the Sequence WaaS API",
   "unity": "2021.3",