diff --git a/LibGit2Sharp/Core/GitPushOptions.cs b/LibGit2Sharp/Core/GitPushOptions.cs
index d4bbcdc3f..075a62b6b 100644
--- a/LibGit2Sharp/Core/GitPushOptions.cs
+++ b/LibGit2Sharp/Core/GitPushOptions.cs
@@ -8,5 +8,6 @@ internal class GitPushOptions
         public int Version = 1;
         public int PackbuilderDegreeOfParallelism;
         public GitRemoteCallbacks RemoteCallbacks;
+        public GitStrArrayManaged CustomHeaders;
     }
 }