diff --git a/test-server/java-tests/src/it/java/software/amazon/encryption/s3/TestUtils.java b/test-server/java-tests/src/it/java/software/amazon/encryption/s3/TestUtils.java
index a80ddb58..0a4284bb 100644
--- a/test-server/java-tests/src/it/java/software/amazon/encryption/s3/TestUtils.java
+++ b/test-server/java-tests/src/it/java/software/amazon/encryption/s3/TestUtils.java
@@ -99,8 +99,7 @@ public class TestUtils {
     // For now, only .NET and Java have RSA support
     public static final Set<String> RAW_SUPPORTED =
       Set.of(JAVA_V3_CURRENT, JAVA_V3_TRANSITION, JAVA_V4
-        , NET_V2_CURRENT, NET_V3_CURRENT
-//        , NET_V3_TRANSITION
+        , NET_V2_CURRENT, NET_V3_CURRENT, NET_V3_TRANSITION
       );
 
     // .NET only supports decrypting instruction files using AES and RSA.
diff --git a/test-server/net-v3-transition-server/Models/ClientRequest.cs b/test-server/net-v3-transition-server/Models/ClientRequest.cs
index cd963e53..3c80fc59 100644
--- a/test-server/net-v3-transition-server/Models/ClientRequest.cs
+++ b/test-server/net-v3-transition-server/Models/ClientRequest.cs
@@ -27,7 +27,7 @@ public class KeyMaterial
 {
     public byte[]? RsaKey { get; set; }
     public byte[]? AesKey { get; set; }
-    public string KmsKeyId { get; set; }
+    public string? KmsKeyId { get; set; }
 }
 
 [JsonConverter(typeof(JsonStringEnumConverter))]