diff --git a/package.json b/package.json
index 04c3939138..891d50339e 100644
--- a/package.json
+++ b/package.json
@@ -47,6 +47,6 @@
   },
   "scripts": {
     "lint": "eslint \"*/*.js\" \"test/**/*.js\" \".github/**/*.js\"",
-    "test": "cross-env NODE_GYP_NULL_LOGGER=true mocha --timeout 15000 test/test-download.js test/test-*"
+    "test": "cross-env NODE_GYP_NULL_LOGGER=true mocha --timeout 30000 test/test-download.js test/test-*"
   }
 }
diff --git a/test/test-install.js b/test/test-install.js
index 3343545ba6..8aecf78e11 100644
--- a/test/test-install.js
+++ b/test/test-install.js
@@ -63,7 +63,7 @@ describe('install', function () {
     })
 
     afterEach(async () => {
-      await rm(prog.devDir, { recursive: true, force: true, maxRetries: 3 })
+      await rm(prog.devDir, { recursive: true, force: true, maxRetries: 3, retryDelay: 1000 })
       prog = null
     })
 
@@ -74,11 +74,11 @@ describe('install', function () {
       }
 
       return it(name, async function () {
-        this.timeout(platformTimeout(2, { win32: 20 }))
+        this.timeout(platformTimeout(4, { win32: 20 }))
         await fn.call(this)
         const expectedDir = path.join(prog.devDir, process.version.replace(/^v/, ''))
-        await rm(expectedDir, { recursive: true, force: true, maxRetries: 3 })
-        await Promise.all(new Array(10).fill(0).map(async (_, i) => {
+        await rm(expectedDir, { recursive: true, force: true, maxRetries: 3, retryDelay: 1000 })
+        await Promise.all(new Array(5).fill(0).map(async (_, i) => {
           const title = `${' '.repeat(8)}${name} ${(i + 1).toString().padEnd(2, ' ')}`
           console.log(`${title} : Start`)
           console.time(title)