From a5b2ebb660e59d4dc52315c2827cde5d5e83e92f Mon Sep 17 00:00:00 2001
From: "S;Co" <sco.semicolon@gmail.com>
Date: Tue, 2 Jun 2026 17:02:36 +0100
Subject: [PATCH] Clarify CLI subprocess environment comment (#2672)

Co-authored-by: scosemicolon <277933778+scosemicolon@users.noreply.github.com>
---
 src/mcp/cli/cli.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mcp/cli/cli.py b/src/mcp/cli/cli.py
index 62334a4a..44e2bae4 100644
--- a/src/mcp/cli/cli.py
+++ b/src/mcp/cli/cli.py
@@ -277,7 +277,7 @@ def dev(
             [npx_cmd, "@modelcontextprotocol/inspector"] + uv_cmd,
             check=True,
             shell=shell,
-            env=dict(os.environ.items()),  # Convert to list of tuples for env update
+            env=dict(os.environ.items()),  # Copy the environment for subprocess launch
         )
         sys.exit(process.returncode)
     except subprocess.CalledProcessError as e: