diff --git a/cli/lib/util.js b/cli/lib/util.js
index 6c42b3f587..1a5e548990 100644
--- a/cli/lib/util.js
+++ b/cli/lib/util.js
@@ -533,6 +533,7 @@ const util = {
     la(is.unemptyString(varName), 'expected environment variable name, not', varName)
 
     const configVarName = `npm_config_${varName}`
+    const configVarNameLower = configVarName.toLowerCase()
     const packageConfigVarName = `npm_package_config_${varName}`
 
     let result
@@ -545,6 +546,10 @@ const util = {
       debug(`Using ${varName} from npm config`)
 
       result = process.env[configVarName]
+    } else if (process.env.hasOwnProperty(configVarNameLower)) {
+      debug(`Using ${varName.toLowerCase()} from npm config`)
+
+      result = process.env[configVarNameLower]
     } else if (process.env.hasOwnProperty(packageConfigVarName)) {
       debug(`Using ${varName} from package.json config`)
 
diff --git a/cli/test/lib/util_spec.js b/cli/test/lib/util_spec.js
index 7a347e1129..008f4719e2 100644
--- a/cli/test/lib/util_spec.js
+++ b/cli/test/lib/util_spec.js
@@ -543,6 +543,11 @@ describe('util', () => {
       expect(util.getEnv('CYPRESS_FOO')).to.eql('')
     })
 
+    it('npm config set should work', () => {
+      process.env.npm_config_cypress_foo_foo = 'bazz'
+      expect(util.getEnv('CYPRESS_FOO_FOO')).to.eql('bazz')
+    })
+
     it('throws on non-string name', () => {
       expect(() => {
         util.getEnv()