diff --git a/cli/lib/exec/spawn.js b/cli/lib/exec/spawn.js
index d0142989ca..b818407e68 100644
--- a/cli/lib/exec/spawn.js
+++ b/cli/lib/exec/spawn.js
@@ -75,12 +75,6 @@ module.exports = {
         const overrides = util.getEnvOverrides()
         const node11WindowsFix = isPlatform('win32')
 
-        const proxySource = util.loadSystemProxySettings()
-
-        if (proxySource) {
-          args.push(`--proxy-source="${proxySource}"`)
-        }
-
         debug('spawning Cypress with executable: %s', executable)
         debug('spawn forcing env overrides %o', overrides)
         debug('spawn args %o %o', args, _.omit(options, 'env'))
diff --git a/cli/lib/tasks/download.js b/cli/lib/tasks/download.js
index a7773cebfe..1664d0c703 100644
--- a/cli/lib/tasks/download.js
+++ b/cli/lib/tasks/download.js
@@ -150,8 +150,6 @@ const start = ({ version, downloadDestination, progress }) => {
     } }
   }
 
-  util.loadSystemProxySettings()
-
   const url = getUrl(version)
 
   progress.throttle = 100
diff --git a/cli/lib/util.js b/cli/lib/util.js
index 1c305cdd11..488e7b1204 100644
--- a/cli/lib/util.js
+++ b/cli/lib/util.js
@@ -9,7 +9,6 @@ const getos = require('getos')
 const chalk = require('chalk')
 const Promise = require('bluebird')
 const cachedir = require('cachedir')
-const getWindowsProxy = require('@cypress/get-windows-proxy')
 const executable = require('executable')
 const supportsColor = require('supports-color')
 const isInstalledGlobally = require('is-installed-globally')
@@ -89,30 +88,6 @@ const util = {
     }
   },
 
-  _getWindowsProxy () {
-    return getWindowsProxy()
-  },
-
-  loadSystemProxySettings () {
-    // load user's OS-specific proxy settings in to environment vars
-    if (!_.isUndefined(process.env.HTTP_PROXY) || !_.isUndefined(process.env.http_proxy)) {
-      // user has set proxy explicitly in environment vars, don't mess with it
-      return
-    }
-
-    if (os.platform() === 'win32') {
-      const proxy = this._getWindowsProxy()
-
-      if (proxy) {
-        // environment variables are the only way to make request lib use NO_PROXY
-        process.env.HTTP_PROXY = process.env.HTTPS_PROXY = proxy.httpProxy
-        process.env.NO_PROXY = process.env.NO_PROXY || proxy.noProxy
-      }
-
-      return 'win32'
-    }
-  },
-
   isTty (fd) {
     return tty.isatty(fd)
   },
diff --git a/cli/package.json b/cli/package.json
index 62cb668a35..5e58762b00 100644
--- a/cli/package.json
+++ b/cli/package.json
@@ -39,7 +39,6 @@
   },
   "types": "types",
   "dependencies": {
-    "@cypress/get-windows-proxy": "1.5.4",
     "@cypress/listr-verbose-renderer": "0.4.1",
     "@cypress/xvfb": "1.2.4",
     "bluebird": "3.5.0",
diff --git a/cli/test/lib/exec/spawn_spec.js b/cli/test/lib/exec/spawn_spec.js
index 90d3556a4d..c0cb8d6e1d 100644
--- a/cli/test/lib/exec/spawn_spec.js
+++ b/cli/test/lib/exec/spawn_spec.js
@@ -133,41 +133,6 @@ describe('lib/exec/spawn', function () {
       })
     })
 
-    context('proxy', function () {
-      beforeEach(function () {
-        this.oldEnv = Object.assign({}, process.env)
-        process.env.HTTP_PROXY = process.env.HTTPS_PROXY = process.env.NO_PROXY = undefined
-      })
-
-      it('loads proxy settings from Windows registry', function () {
-        this.spawnedProcess.on.withArgs('close').yieldsAsync(0)
-        os.platform.returns('win32')
-        sinon.stub(util, '_getWindowsProxy').returns({
-          httpProxy: 'http://foo-bar.baz',
-          noProxy: 'a,b,c',
-        })
-
-        return spawn.start([], {})
-        .then(() => {
-          return expect(cp.spawn).to.be.calledWithMatch('/path/to/cypress', [
-            '--cwd',
-            cwd,
-            '--proxy-source="win32"',
-          ], {
-            env: {
-              'HTTP_PROXY': 'http://foo-bar.baz',
-              'HTTPS_PROXY': 'http://foo-bar.baz',
-              'NO_PROXY': 'a,b,c',
-            },
-          })
-        })
-      })
-
-      afterEach(function () {
-        Object.assign(process.env, this.oldEnv)
-      })
-    })
-
     it('unrefs if options.detached is true', function () {
       this.spawnedProcess.on.withArgs('close').yieldsAsync(0)
 
diff --git a/cli/test/lib/tasks/download_spec.js b/cli/test/lib/tasks/download_spec.js
index a21fbd554d..4c41257452 100644
--- a/cli/test/lib/tasks/download_spec.js
+++ b/cli/test/lib/tasks/download_spec.js
@@ -203,15 +203,4 @@ describe('lib/tasks/download', function () {
       return snapshot('download status errors 1', normalize(ctx.stdout.toString()))
     })
   })
-
-  it('calls loadSystemProxySettings before downloading', function () {
-    sinon.stub(fs, 'ensureDirAsync').rejects({ type: 'FAKE_ERR' })
-    sinon.spy(util, 'loadSystemProxySettings')
-
-    return download.start(this.options)
-    .catch(() => {})
-    .finally(() => {
-      expect(util.loadSystemProxySettings).to.be.calledOnce
-    })
-  })
 })