diff --git a/src/BUTR.CrashReport.Renderer.Html/CrashReportHtml.Html.cs b/src/BUTR.CrashReport.Renderer.Html/CrashReportHtml.Html.cs
index f10d561..c1738c3 100644
--- a/src/BUTR.CrashReport.Renderer.Html/CrashReportHtml.Html.cs
+++ b/src/BUTR.CrashReport.Renderer.Html/CrashReportHtml.Html.cs
@@ -103,7 +103,7 @@ Most likely this error was caused by a custom installed module.
               If you were in the middle of something, the progress might be lost.
               <br />
               <br />
-              Operating System: {{crashReport.Metadata.OperatingSystemType}} ({{crashReport.Metadata.OperatingSystemVersion}})
+              Operating System: {{crashReport.Metadata.OperatingSystemType.ToString()}} ({{crashReport.Metadata.OperatingSystemVersion}})
               Launcher: {{crashReport.Metadata.LauncherType}} ({{crashReport.Metadata.LauncherVersion}})
               <br />
               Runtime: {{crashReport.Metadata.Runtime}}
diff --git a/src/BUTR.CrashReport.Renderer.ImGui/Renderer/ImGuiRenderer.01.Summary.cs b/src/BUTR.CrashReport.Renderer.ImGui/Renderer/ImGuiRenderer.01.Summary.cs
index 3f52fde..e2d1808 100644
--- a/src/BUTR.CrashReport.Renderer.ImGui/Renderer/ImGuiRenderer.01.Summary.cs
+++ b/src/BUTR.CrashReport.Renderer.ImGui/Renderer/ImGuiRenderer.01.Summary.cs
@@ -2,6 +2,14 @@
 
 partial class ImGuiRenderer
 {
+    private static readonly byte[][] _operatingSystemTypeNames =
+    [
+        "Unknown"u8.ToArray(),  // Unknown
+        "Windows"u8.ToArray(),  // Windows
+        "Linux"u8.ToArray(),  // Linux
+        "MacOS"u8.ToArray(),  // MacOS
+    ];
+
     private bool _addScreenshots;
     private bool _addLatestSave;
     private bool _addMiniDump;
@@ -67,6 +75,12 @@ private void RenderSummary()
         _imgui.Text("If you were in the middle of something, the progress might be lost.\0"u8);
 
         _imgui.NewLine();
+        
+        _imgui.TextSameLine("Operating System: \0"u8);
+        _imgui.TextSameLine(_operatingSystemTypeNames[(int) _crashReport.Metadata.OperatingSystemType]);
+        _imgui.TextSameLine(" (\0"u8);
+        _imgui.TextSameLine(_crashReport.Metadata.OperatingSystemVersion ?? string.Empty);
+        _imgui.Text(")\0"u8);
 
         _imgui.TextSameLine("Launcher: \0"u8);
         _imgui.TextSameLine(_crashReport.Metadata.LauncherType ?? string.Empty);