diff --git a/src/cli/agent.ts b/src/cli/agent.ts
index 8f833bfa..13c37ef6 100644
--- a/src/cli/agent.ts
+++ b/src/cli/agent.ts
@@ -221,7 +221,7 @@ const STRIPPED = [
 ];
 
 /** The agent's environment: the user's, minus `STRIPPED`, plus its one key. */
-export function agentEnvironment(env: NodeJS.ProcessEnv, variable: string, key: string): NodeJS.ProcessEnv {
+export function launchEnvironment(env: NodeJS.ProcessEnv, variable: string, key: string): NodeJS.ProcessEnv {
 	return { ...strippedEnvironment(env), [variable]: key };
 }
 
@@ -658,7 +658,7 @@ export async function runAgent(
 						}),
 					);
 				};
-				const env = agentEnvironment(deps.env, harness.keyVariable, key);
+				const env = launchEnvironment(deps.env, harness.keyVariable, key);
 				if (checkouts) {
 					supervised = checkouts.run(checkout!, argv, { env, spawned: connect });
 					supervised.catch(reject);
diff --git a/test/agent.test.ts b/test/agent.test.ts
index 0296fd1e..d2b9f2f8 100644
--- a/test/agent.test.ts
+++ b/test/agent.test.ts
@@ -17,7 +17,7 @@ import { afterEach, expect, test, vi } from "vitest";
 
 import {
 	AgentInputError,
-	agentEnvironment,
+	launchEnvironment,
 	boundedLines,
 	redactedLines,
 	refuseUnsupported,
@@ -238,7 +238,7 @@ const launch = (harness: string, key: string) => [
 ];
 
 test("the agent environment holds only its own key", () => {
-	const env = agentEnvironment(
+	const env = launchEnvironment(
 		{
 			PATH: "/bin",
 			HOME: "/home/me",