1 files changed, 10 insertions, 1 deletions
diff --git a/LibMatrix.Federation/Extensions/XMatrixAuthorizationSchemeExtensions.cs b/LibMatrix.Federation/Extensions/XMatrixAuthorizationSchemeExtensions.cs
index 792264a..b520b1c 100644
--- a/LibMatrix.Federation/Extensions/XMatrixAuthorizationSchemeExtensions.cs
+++ b/LibMatrix.Federation/Extensions/XMatrixAuthorizationSchemeExtensions.cs
@@ -4,13 +4,22 @@ using LibMatrix.Abstractions;
 namespace LibMatrix.Federation.Extensions;
 
 public static class XMatrixAuthorizationSchemeExtensions {
-    public static HttpRequestMessage ToSignedHttpRequestMessage(this XMatrixAuthorizationScheme.XMatrixRequestSignature requestSignature, VersionedHomeserverPrivateKey privateKey) {
+    public static HttpRequestMessage ToSignedHttpRequestMessage(this XMatrixAuthorizationScheme.XMatrixRequestSignature requestSignature,
+        VersionedHomeserverPrivateKey privateKey) {
         var signature = requestSignature.Sign(privateKey);
         var requestMessage = new HttpRequestMessage {
             Method = new HttpMethod(requestSignature.Method),
             RequestUri = new Uri(requestSignature.Uri, UriKind.Relative)
         };
 
+        var headerValue = new XMatrixAuthorizationScheme.XMatrixAuthorizationHeader() {
+            Origin = requestSignature.OriginServerName,
+            Key = privateKey.KeyId,
+            Destination = requestSignature.DestinationServerName,
+            Signature = signature.Signatures[requestSignature.OriginServerName][privateKey.KeyId]
+        }.ToHeaderValue();
+        requestMessage.Headers.Add("Authorization", headerValue);
+
         if (requestSignature.Content != null) {
             requestMessage.Content = JsonContent.Create(requestSignature.Content);
         }