diff --git a/Marco.Pms.Services/Controllers/AuthController.cs b/Marco.Pms.Services/Controllers/AuthController.cs
index 3b69a7c..1b45eb7 100644
--- a/Marco.Pms.Services/Controllers/AuthController.cs
+++ b/Marco.Pms.Services/Controllers/AuthController.cs
@@ -559,9 +559,9 @@ namespace MarcoBMS.Services.Controllers
             {
                 // Validate input
                 if (string.IsNullOrWhiteSpace(verifyOTP.Email) ||
-                    string.IsNullOrWhiteSpace(verifyOTP.OPT) ||
-                    verifyOTP.OPT.Length != 4 ||
-                    !verifyOTP.OPT.All(char.IsDigit))
+                    string.IsNullOrWhiteSpace(verifyOTP.OTP) ||
+                    verifyOTP.OTP.Length != 4 ||
+                    !verifyOTP.OTP.All(char.IsDigit))
                 {
                     _logger.LogWarning("OTP login failed - invalid input provided");
                     return BadRequest(ApiResponse<object>.ErrorResponse("Invalid input", "Please provide a valid 4-digit OTP and Email", 400));
@@ -601,7 +601,7 @@ namespace MarcoBMS.Services.Controllers
                 }
 
                 // Match OTP
-                if (otpDetails.OTP != verifyOTP.OPT)
+                if (otpDetails.OTP != verifyOTP.OTP)
                 {
                     _logger.LogWarning("OTP login failed - incorrect OTP entered for user {UserId}", userId);
                     return Unauthorized(ApiResponse<object>.ErrorResponse("Invalid OTP", "OTP did not match", 401));