From db5ba2e86202b36bac90bcb9f462aed0d1eb1f5f Mon Sep 17 00:00:00 2001
From: Karthik Nadig <kanadig@microsoft.com>
Date: Tue, 3 Feb 2026 10:22:31 -0800
Subject: [PATCH] fix: update pyenv binary name for Windows compatibility

---
 src/managers/pyenv/pyenvUtils.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/managers/pyenv/pyenvUtils.ts b/src/managers/pyenv/pyenvUtils.ts
index 079bf9d8..103d7bd9 100644
--- a/src/managers/pyenv/pyenvUtils.ts
+++ b/src/managers/pyenv/pyenvUtils.ts
@@ -115,7 +115,9 @@ export async function getPyenv(native?: NativePythonFinder): Promise<string | un
         await state.set(PYENV_PATH_KEY, undefined);
     }
 
-    const pyenvBin = isWindows() ? 'pyenv.exe' : 'pyenv';
+    // pyenv-win provides pyenv.bat, not pyenv.exe
+    // See: https://github.com/pyenv-win/pyenv-win
+    const pyenvBin = isWindows() ? 'pyenv.bat' : 'pyenv';
     const pyenvRoot = process.env.PYENV_ROOT;
     if (pyenvRoot) {
         const pyenvPath = path.join(pyenvRoot, 'bin', pyenvBin);