diff --git a/packages/coding-agent/src/discovery/claude-plugins.ts b/packages/coding-agent/src/discovery/claude-plugins.ts
index 8c3e8ed4b..50d4dea38 100644
--- a/packages/coding-agent/src/discovery/claude-plugins.ts
+++ b/packages/coding-agent/src/discovery/claude-plugins.ts
@@ -580,9 +580,7 @@ async function loadMCPServers(ctx: LoadContext): Promise<LoadResult<MCPServer>>
 				...(raw.timeout !== undefined && { timeout: raw.timeout }),
 				...(rooted.command !== undefined && { command: rooted.command }),
 				...(raw.args !== undefined && { args: substitutePluginRoot(raw.args, root.path) }),
-				...(raw.env !== undefined && {
-					env: expandEnvVarsDeep(substitutePluginRoot(raw.env, root.path)),
-				}),
+				...(raw.env !== undefined && { env: substitutePluginRoot(raw.env, root.path) }),
 				...(rooted.cwd !== undefined && { cwd: rooted.cwd }),
 				...(raw.url !== undefined && { url: expandEnvVarsDeep(raw.url) }),
 				...(raw.headers !== undefined && { headers: expandEnvVarsDeep(raw.headers) }),
diff --git a/packages/coding-agent/test/discovery/claude-plugins.test.ts b/packages/coding-agent/test/discovery/claude-plugins.test.ts
index ce99e7fcd..aa28719dd 100644
--- a/packages/coding-agent/test/discovery/claude-plugins.test.ts
+++ b/packages/coding-agent/test/discovery/claude-plugins.test.ts
@@ -527,7 +527,7 @@ describe("listClaudePluginRoots", () => {
 		);
 	});
 
-	test("expands env placeholders throughout marketplace plugin MCP configuration", async () => {
+	test("expands env placeholders in marketplace plugin MCP url and headers", async () => {
 		const pluginsDir = path.join(tempDir, ".claude", "plugins");
 		const pluginPath = path.join(tempDir, "plugins", "context7");
 		const originalApiKey = process.env.OMP_PLUGIN_MCP_API_KEY;
@@ -566,14 +566,6 @@ describe("listClaudePluginRoots", () => {
 							CONTEXT7_API_KEY: envPlaceholder("OMP_PLUGIN_MCP_API_KEY"),
 						},
 					},
-					local: {
-						type: "stdio",
-						command: "${CLAUDE_PLUGIN_ROOT}/bin/server",
-						env: {
-							API_KEY: envPlaceholder("OMP_PLUGIN_MCP_API_KEY"),
-							CONFIG_PATH: "${CLAUDE_PLUGIN_ROOT}/config.json",
-						},
-					},
 				}),
 			);
 
@@ -585,12 +577,6 @@ describe("listClaudePluginRoots", () => {
 
 			expect(server?.url).toBe("https://mcp.context7.example/mcp");
 			expect(server?.headers).toEqual({ CONTEXT7_API_KEY: "ctx7sk-test-key" });
-			const localServer = result.all.find(item => item.name === "context7:local");
-			expect(localServer?.command).toBe(path.join(pluginPath, "bin", "server"));
-			expect(localServer?.env).toEqual({
-				API_KEY: "ctx7sk-test-key",
-				CONFIG_PATH: path.join(pluginPath, "config.json"),
-			});
 		} finally {
 			if (originalApiKey === undefined) delete process.env.OMP_PLUGIN_MCP_API_KEY;
 			else process.env.OMP_PLUGIN_MCP_API_KEY = originalApiKey;