diff --git a/src/Confluent.SchemaRegistry.Encryption.Azure/AzureKmsClient.cs b/src/Confluent.SchemaRegistry.Encryption.Azure/AzureKmsClient.cs
index 783a9354f..2ef3f1cd7 100644
--- a/src/Confluent.SchemaRegistry.Encryption.Azure/AzureKmsClient.cs
+++ b/src/Confluent.SchemaRegistry.Encryption.Azure/AzureKmsClient.cs
@@ -31,14 +31,14 @@ public bool DoesSupport(string uri)
         public async Task<byte[]> Encrypt(byte[] plaintext)
         {
             var client = GetCryptographyClient();
-            var result = await client.EncryptAsync(EncryptionAlgorithm.RsaOaep, plaintext).ConfigureAwait(false);
+            var result = await client.EncryptAsync(EncryptionAlgorithm.RsaOaep256, plaintext).ConfigureAwait(false);
             return result.Ciphertext;
         }
 
         public async Task<byte[]> Decrypt(byte[] ciphertext)
         {
             var client = GetCryptographyClient();
-            var result = await client.DecryptAsync(EncryptionAlgorithm.RsaOaep, ciphertext).ConfigureAwait(false);
+            var result = await client.DecryptAsync(EncryptionAlgorithm.RsaOaep256, ciphertext).ConfigureAwait(false);
             return result.Plaintext;
         }
         
@@ -51,4 +51,4 @@ private CryptographyClient GetCryptographyClient()
             return kmsClient;
         }
     }
-}
\ No newline at end of file
+}