diff --git a/bindings/netstandard/ElectionGuard/ElectionGuard.Encryption.Tests/TestManifest.cs b/bindings/netstandard/ElectionGuard/ElectionGuard.Encryption.Tests/TestManifest.cs
index 40d829e..f1ca44a 100644
--- a/bindings/netstandard/ElectionGuard/ElectionGuard.Encryption.Tests/TestManifest.cs
+++ b/bindings/netstandard/ElectionGuard/ElectionGuard.Encryption.Tests/TestManifest.cs
@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.Diagnostics;
 using NUnit.Framework;
 using System.Collections.Generic;
@@ -185,6 +185,7 @@ public void Test_Unicode_CandidateNames()
 
             var json = result.ToJson();
             Assert.IsTrue(json.Contains("\"value\":\"Ra\\\\u00fal\""));
+            Assert.IsTrue(json.Contains("\"value\":\"Ra\\u00fal\""));
         }
     }
 }
diff --git a/src/electionguard/serialize.hpp b/src/electionguard/serialize.hpp
index 3f96141..e3be698 100644
--- a/src/electionguard/serialize.hpp
+++ b/src/electionguard/serialize.hpp
@@ -16,6 +16,7 @@
 #include <memory>
 #include <nlohmann/json.hpp>
 #include <unordered_map>
+#include <regex>
 
 using electionguard::G;
 using electionguard::P;
@@ -25,6 +26,8 @@ using nlohmann::json;
 using std::make_unique;
 using std::reference_wrapper;
 using std::string;
+using std::regex;
+using std::regex_replace;
 using std::to_string;
 using std::unique_ptr;
 using std::vector;
@@ -581,7 +584,11 @@ namespace electionguard
 
             static string toJson(const electionguard::Manifest &serializable)
             {
-                return fromObject(serializable).dump();
+                auto manifestStr = fromObject(serializable).dump();
+                // special characters like ú are converted to ascii escapes in C# but then 
+                //      https://github.com/nlohmann/json has a bug where it duplicates slashes,
+                //      so this code removes the duplicates to work around the bug
+                return regex_replace(manifestStr, regex("\\\\\\\\u"), "\\u");
             }
 
             static unique_ptr<electionguard::Manifest> fromBson(vector<uint8_t> data)