diff --git a/package.json b/package.json
index 419744fe81..6f3961b8b9 100644
--- a/package.json
+++ b/package.json
@@ -129,7 +129,6 @@
     "resolve-package": "^1.0.1",
     "s3": "^4.4.0",
     "semver": "^5.3.0",
-    "spawn-rx": "^2.0.7",
     "sudo-prompt": "^7.0.0",
     "tabtab": "^2.2.1",
     "username": "^3.0.0",
diff --git a/src/installers/darwin/dmg.js b/src/installers/darwin/dmg.js
index d82ec18004..1c76675f72 100644
--- a/src/installers/darwin/dmg.js
+++ b/src/installers/darwin/dmg.js
@@ -1,4 +1,4 @@
-import { spawn } from 'child_process';
+import spawnPromise from 'cross-spawn-promise';
 import fs from 'fs-extra';
 import path from 'path';
 
@@ -24,7 +24,7 @@ export default async (filePath, installSpinner) => {
 
     await moveApp(appPath, targetApplicationPath, installSpinner, true);
 
-    spawn('open', ['-R', targetApplicationPath], { detached: true });
+    await spawnPromise('open', ['-R', targetApplicationPath], { detached: true });
   } finally {
     await unmountImage(targetMount);
   }
diff --git a/src/installers/darwin/zip.js b/src/installers/darwin/zip.js
index 6b4c9a1d0e..3f4bba322d 100644
--- a/src/installers/darwin/zip.js
+++ b/src/installers/darwin/zip.js
@@ -1,16 +1,11 @@
-import { spawn } from 'child_process';
+import spawnPromise from 'cross-spawn-promise';
 import fs from 'fs-extra';
 import path from 'path';
 import moveApp from '../../util/move-app';
 
 export default async (filePath, installSpinner) => {
-  await new Promise((resolve) => {
-    const child = spawn('unzip', ['-q', '-o', path.basename(filePath)], {
-      cwd: path.dirname(filePath),
-    });
-    child.stdout.on('data', () => {});
-    child.stderr.on('data', () => {});
-    child.on('exit', () => resolve());
+  await spawnPromise('unzip', ['-q', '-o', path.basename(filePath)], {
+    cwd: path.dirname(filePath),
   });
 
   const appPath = (await fs.readdir(path.dirname(filePath))).filter(file => file.endsWith('.app'))
@@ -21,5 +16,5 @@ export default async (filePath, installSpinner) => {
 
   await moveApp(appPath, targetApplicationPath, installSpinner);
 
-  spawn('open', ['-R', targetApplicationPath], { detached: true });
+  await spawnPromise('open', ['-R', targetApplicationPath], { detached: true });
 };
diff --git a/src/makers/win32/appx.js b/src/makers/win32/appx.js
index d00ff7ec86..5079d73c8f 100644
--- a/src/makers/win32/appx.js
+++ b/src/makers/win32/appx.js
@@ -4,7 +4,7 @@ import parseAuthor from 'parse-author';
 import windowsStore from 'electron-windows-store';
 import { isValidPublisherName, makeCert } from 'electron-windows-store/lib/sign';
 
-import { findActualExecutable } from 'spawn-rx';
+import resolveCommand from 'cross-spawn/lib/util/resolveCommand';
 import { ensureDirectory } from '../../util/ensure-output';
 import configFn from '../../util/config-fn';
 
@@ -22,7 +22,7 @@ const windowsSdkPath = process.arch === 'x64' ?
 function findSdkTool(exe) {
   let sdkTool = path.join(windowsSdkPath, exe);
   if (!fs.existsSync(sdkTool)) {
-    sdkTool = findActualExecutable(exe, []).cmd;
+    sdkTool = resolveCommand(exe, true);
   }
 
   if (!fs.existsSync(sdkTool)) {
diff --git a/src/util/hdiutil.js b/src/util/hdiutil.js
index 121b572deb..1878231d61 100644
--- a/src/util/hdiutil.js
+++ b/src/util/hdiutil.js
@@ -1,4 +1,4 @@
-import { spawnPromise } from 'spawn-rx';
+import spawnPromise from 'cross-spawn-promise';
 import debug from 'debug';
 
 const d = debug('electron-forge:hdiutil');
@@ -26,7 +26,7 @@ export const getMountedImages = async () => {
 
 export const mountImage = async (filePath) => {
   d('mounting image:', filePath);
-  const output = await spawnPromise('hdiutil', ['attach', '-noautoopen', '-nobrowse', '-noverify', filePath]);
+  const output = await spawnPromise('hdiutil', ['attach', '-noautoopen', '-nobrowse', '-noverify', filePath]).toString();
   const mountPath = /\/Volumes\/(.+)\n/g.exec(output)[1];
   d('mounted at:', mountPath);
 
diff --git a/src/util/yarn-or-npm.js b/src/util/yarn-or-npm.js
index 589f252943..e233201879 100644
--- a/src/util/yarn-or-npm.js
+++ b/src/util/yarn-or-npm.js
@@ -1,4 +1,4 @@
-import crossSpawn from 'cross-spawn-promise';
+import spawnPromise from 'cross-spawn-promise';
 import logSymbols from 'log-symbols';
 import yarnOrNpm from 'yarn-or-npm';
 
@@ -18,6 +18,6 @@ const safeYarnOrNpm = () => {
 
 export default safeYarnOrNpm;
 
-export const yarnOrNpmSpawn = (...args) => crossSpawn(safeYarnOrNpm(), ...args);
+export const yarnOrNpmSpawn = (...args) => spawnPromise(safeYarnOrNpm(), ...args);
 
 export const hasYarn = () => safeYarnOrNpm() === 'yarn';