Use default environment even when env is provided(#327)

2025-12-20 15:24:25 +01:00 · 2025-03-21 11:43:08 +00:00
parent e2a7338730
commit 9ae4df85fb
1 changed files with 5 additions and 1 deletions
--- a/src/mcp/client/stdio.py
+++ b/src/mcp/client/stdio.py
@@ -103,7 +103,11 @@ async def stdio_client(server: StdioServerParameters, errlog: TextIO = sys.stder

    process = await anyio.open_process(
        [server.command, *server.args],
-        env=server.env if server.env is not None else get_default_environment(),
+        env=(
+            {**get_default_environment(), **server.env}
+            if server.env is not None
+            else get_default_environment()
+        ),
        stderr=errlog,
        cwd=server.cwd,
    )