diff --git a/package.json b/package.json
index 1e3c014b..468452c0 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
 	"scripts": {
 		"build": "tsc --build",
 		"watch": "tsc --build --watch",
-		"test": "pnpm run build && mocha --check-leaks -R spec --recursive test \"plugins/*/test/**\" --exclude \"test/manual/**\"",
+		"test": "pnpm run build && mocha --enable-source-maps --check-leaks -R spec --recursive test \"plugins/*/test/**\" --exclude \"test/manual/**\"",
 		"silent-test": "SILENT_TEST=y pnpm test",
 		"fast-test": "FAST_TEST=y pnpm test",
 		"cover": "nyc pnpm test",
diff --git a/test/integration/clusterio.js b/test/integration/clusterio.js
index 0c4fba15..13b5669f 100644
--- a/test/integration/clusterio.js
+++ b/test/integration/clusterio.js
@@ -13,7 +13,7 @@ const { wait } = lib;
 const testStrings = require("../lib/factorio/test_strings");
 const {
 	TestControl, TestControlConnector, url, controlToken, slowTest,
-	exec, execCtl, sendRcon, getControl, spawn, instancesDir, factorioDir,
+	exec, execCtl, sendRcon, getControl, spawnNode, instancesDir, factorioDir,
 } = require("./index");
 
 
@@ -29,7 +29,7 @@ async function checkInstanceStatus(id, status) {
 }
 
 async function spawnAltHost(config = "alt-host-config.json") {
-	return await spawn("alt-host:", `node ../../packages/host run --config ${config}`, /Started host/);
+	return await spawnNode("alt-host:", `../../packages/host run --config ${config}`, /Started host/);
 }
 
 async function startAltHost() {
diff --git a/test/integration/index.js b/test/integration/index.js
index b9289881..5a2be83e 100644
--- a/test/integration/index.js
+++ b/test/integration/index.js
@@ -179,7 +179,7 @@ async function exec(command, options = {}) {
 }
 
 async function execCtl(...args) {
-	args[0] = `node ../../packages/ctl ${args[0]}`;
+	args[0] = `node --enable-source-maps ../../packages/ctl ${args[0]}`;
 	return await exec(...args);
 }
 
@@ -221,6 +221,10 @@ function spawn(name, cmd, waitFor) {
 	});
 }
 
+async function spawnNode(name, cmd, waitFor) {
+	return await spawn(name, `node --enable-source-maps ${cmd}`, waitFor);
+}
+
 before(async function() {
 	this.timeout(40000);
 
@@ -302,7 +306,7 @@ before(async function() {
 	await exec("node ../../packages/controller bootstrap create-ctl-config test");
 	await exec("node ../../packages/ctl control-config set control.tls_ca ../../test/file/tls/cert.pem");
 
-	controllerProcess = await spawn("controller:", "node ../../packages/controller run", /Started controller/);
+	controllerProcess = await spawnNode("controller:", "../../packages/controller run", /Started controller/);
 
 	await execCtl("host create-config --id 4 --name host --generate-token");
 
@@ -310,7 +314,7 @@ before(async function() {
 	await exec(`node ../../packages/host config set host.factorio_directory ${relativeFactorioDir}`);
 	await exec("node ../../packages/host config set host.tls_ca ../../test/file/tls/cert.pem");
 
-	hostProcess = await spawn("host:", "node ../../packages/host run", /Started host/);
+	hostProcess = await spawnNode("host:", "../../packages/host run", /Started host/);
 
 	let tlsCa = await fs.readFile("test/file/tls/cert.pem");
 	let controlConnector = new TestControlConnector(url, 2, tlsCa);
@@ -366,6 +370,7 @@ module.exports = {
 	sendRcon,
 	getControl,
 	spawn,
+	spawnNode,
 
 	url,
 	controlToken,