diff --git a/util/Migrator/DbScripts/2025-03-12_00_CreateOpaqueKeyExchangeCredential.sql b/util/Migrator/DbScripts/2025-03-12_00_CreateOpaqueKeyExchangeCredential.sql
index a64d7e6a48..2169b08370 100644
--- a/util/Migrator/DbScripts/2025-03-12_00_CreateOpaqueKeyExchangeCredential.sql
+++ b/util/Migrator/DbScripts/2025-03-12_00_CreateOpaqueKeyExchangeCredential.sql
@@ -25,7 +25,7 @@ CREATE OR ALTER PROCEDURE [dbo].[OpaqueKeyExchangeCredential_Create]
     @CipherConfiguration VARCHAR(MAX),
     @CredentialBlob VARCHAR(MAX),
     @EncryptedPublicKey VARCHAR(MAX),
-    @EncryptedPrivateKey TINYINT,
+    @EncryptedPrivateKey VARCHAR(MAX),
     @EncryptedUserKey VARCHAR(MAX),
     @CreationDate DATETIME2(7)
 AS