diff --git a/src/Lithnet.CredentialProvider/CredentialProviderBase.ICredentialProvider.cs b/src/Lithnet.CredentialProvider/CredentialProviderBase.ICredentialProvider.cs
index 52f27cf..87eb4a0 100644
--- a/src/Lithnet.CredentialProvider/CredentialProviderBase.ICredentialProvider.cs
+++ b/src/Lithnet.CredentialProvider/CredentialProviderBase.ICredentialProvider.cs
@@ -7,7 +7,7 @@ namespace Lithnet.CredentialProvider
 {
     public abstract partial class CredentialProviderBase : ICredentialProvider
     {
-        private const uint CREDENTIAL_PROVIDER_NO_DEFALT = 0xFFFFFFFF;
+        private const uint CREDENTIAL_PROVIDER_NO_DEFAULT = 0xFFFFFFFF;
 
         int ICredentialProvider.SetUsageScenario(UsageScenario cpus, CredUIWinFlags dwFlags)
         {
@@ -217,4 +217,4 @@ namespace Lithnet.CredentialProvider
             }
         }
     }
-}
\ No newline at end of file
+}