diff --git a/src/Criteo.OpenApi.Comparator.Cli/Program.cs b/src/Criteo.OpenApi.Comparator.Cli/Program.cs
index d9f978c..ff743be 100644
--- a/src/Criteo.OpenApi.Comparator.Cli/Program.cs
+++ b/src/Criteo.OpenApi.Comparator.Cli/Program.cs
@@ -6,6 +6,7 @@
 using System.IO;
 using System.Linq;
 using System.Net.Http;
+using System.Text.Encodings.Web;
 using System.Text.Json;
 using System.Text.Json.Serialization;
 
@@ -120,7 +121,8 @@ private static void DisplayOutput(IEnumerable<ComparisonMessage> differences, Ou
                 var serializerOptions = new JsonSerializerOptions
                 {
                     WriteIndented = true,
-                    Converters = { new JsonStringEnumConverter() }
+                    Converters = { new JsonStringEnumConverter() },
+                    Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping,
                 };
                 Console.WriteLine(JsonSerializer.Serialize(differences, serializerOptions));
                 return;
diff --git a/src/Criteo.OpenApi.Comparator.UTest/OpenApiSpecificationsCompareTests.cs b/src/Criteo.OpenApi.Comparator.UTest/OpenApiSpecificationsCompareTests.cs
index 3874eab..791b678 100644
--- a/src/Criteo.OpenApi.Comparator.UTest/OpenApiSpecificationsCompareTests.cs
+++ b/src/Criteo.OpenApi.Comparator.UTest/OpenApiSpecificationsCompareTests.cs
@@ -9,6 +9,7 @@
 using Criteo.OpenApi.Comparator.Logging;
 using System.Collections.Generic;
 using System.Linq;
+using System.Text.Encodings.Web;
 
 namespace Criteo.OpenApi.Comparator.UTest;
 
@@ -30,7 +31,8 @@ public class OpenApiSpecificationsCompareTests
     private static readonly JsonSerializerOptions serializerOptions = new()
     {
         WriteIndented = true,
-        Converters = { new JsonStringEnumConverter() }
+        Converters = { new JsonStringEnumConverter() },
+        Encoder = JavaScriptEncoder.UnsafeRelaxedJsonEscaping,
     };
 
     [TestCaseSource(nameof(TestCases))]