diff --git a/CHANGELOG.md b/CHANGELOG.md
index c78c675..a8ef337 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,14 @@ uses [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
 
+### Fixed
+
+- Windows no longer pops up "git-remote-https.exe – 0xc0000142" every few refreshes. Codex
+  starts a `git ls-remote` for its plugin marketplace when the app server comes up, and the tray
+  killed the whole process tree the moment the limits arrived — often while that git was still
+  initialising. The tray now closes the server's stdin and waits up to ten seconds for it to
+  exit on its own; it only kills a server that lingers.
+
 ## [0.3.2] - 2026-08-19
 
 A patch release for two things one screenshot showed at once: a rate limit the tray had been
diff --git a/src/RateTray/Providers/CodexUsageProvider.cs b/src/RateTray/Providers/CodexUsageProvider.cs
index fe1c0e0..ed1f20c 100644
--- a/src/RateTray/Providers/CodexUsageProvider.cs
+++ b/src/RateTray/Providers/CodexUsageProvider.cs
@@ -134,7 +134,7 @@ await process.StandardInput.WriteLineAsync(
         }
         finally
         {
-            TryKill(process);
+            await StopAsync(process).ConfigureAwait(false);
         }
 
         var diagnostics = await SafeAwait(stderr).ConfigureAwait(false);
@@ -308,6 +308,22 @@ private static void AddWindows(List<LimitReading> readings, JsonObject bucket, s
         return candidates.FirstOrDefault(File.Exists);
     }
 
+    /// <summary>
+    /// Closes stdin so the server exits on its own, and kills only if it lingers. An
+    /// immediate tree kill hits the <c>git ls-remote</c> codex spawns at startup for its
+    /// plugin marketplace mid-initialisation, and Windows answers with a 0xc0000142 popup.
+    /// </summary>
+    private static async Task StopAsync(Process process)
+    {
+        try { process.StandardInput.Close(); }
+        catch (Exception ex) when (ex is IOException or ObjectDisposedException) { }
+
+        try { await process.WaitForExitAsync().WaitAsync(TimeSpan.FromSeconds(10)).ConfigureAwait(false); }
+        catch (TimeoutException) { }
+
+        TryKill(process);
+    }
+
     private static void TryKill(Process process)
     {
         try
diff --git a/tests/RateTray.E2E/RateTray.E2E.csproj b/tests/RateTray.E2E/RateTray.E2E.csproj
index 4edeb4f..dd40849 100644
--- a/tests/RateTray.E2E/RateTray.E2E.csproj
+++ b/tests/RateTray.E2E/RateTray.E2E.csproj
@@ -13,7 +13,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.9.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.10.1" />
     <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="4.0.0" />
   </ItemGroup>
diff --git a/tests/RateTray.Tests/RateTray.Tests.csproj b/tests/RateTray.Tests/RateTray.Tests.csproj
index 7221d55..85511a6 100644
--- a/tests/RateTray.Tests/RateTray.Tests.csproj
+++ b/tests/RateTray.Tests/RateTray.Tests.csproj
@@ -10,8 +10,8 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="coverlet.collector" Version="10.0.1" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.9.0" />
+    <PackageReference Include="coverlet.collector" Version="10.1.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.10.1" />
     <PackageReference Include="xunit" Version="2.9.3" />
     <PackageReference Include="xunit.runner.visualstudio" Version="4.0.0" />
   </ItemGroup>