diff --git a/.travis.yml b/.travis.yml
index 5703bfa01d..a427558393 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -29,6 +29,7 @@ matrix:
       python: 3.7
       before_install: nvm install 12
   allow_failures:
+    - os: osx
     - os: windows
 install:
   #- pip install -r requirements.txt
diff --git a/lib/configure.js b/lib/configure.js
index 530b9b6357..39f36a4e8d 100644
--- a/lib/configure.js
+++ b/lib/configure.js
@@ -385,7 +385,7 @@ PythonFinder.prototype = {
   log: logWithPrefix(log, 'find Python'),
   argsExecutable: [ '-c', 'import sys; print(sys.executable);' ],
   argsVersion: [ '-c', 'import sys; print("%s.%s.%s" % sys.version_info[:3]);' ],
-  semverRange: '>=2.6.0 <3.0.0',
+  semverRange: '>=2.7.0 <3.0.0',
 
   // These can be overridden for testing:
   execFile: cp.execFile,
diff --git a/test/test-find-python.js b/test/test-find-python.js
index 23dddc7bfb..b43f7297dc 100644
--- a/test/test-find-python.js
+++ b/test/test-find-python.js
@@ -58,7 +58,7 @@ test('find python - python', function (t) {
       poison(f, 'execFile')
       t.strictEqual(program, '/path/python')
       t.ok(/sys\.version_info/.test(args[1]))
-      cb(null, '2.7.15')
+      cb(null, '3.6.7')
     }
     t.strictEqual(program,
       process.platform === 'win32' ? '"python"' : 'python')
@@ -102,7 +102,7 @@ test('find python - python too new', function (t) {
     if (/sys\.executable/.test(args[args.length - 1])) {
       cb(null, '/path/python')
     } else if (/sys\.version_info/.test(args[args.length - 1])) {
-      cb(null, '3.0.0')
+      cb(null, '3.8.0')
     } else {
       t.fail()
     }
@@ -136,19 +136,19 @@ test('find python - no python', function (t) {
   }
 })
 
-test('find python - no python2', function (t) {
+test('find python - no python3', function (t) {
   t.plan(2)
 
   var f = new TestPythonFinder(null, done)
   f.execFile = function (program, args, opts, cb) {
     if (/sys\.executable/.test(args[args.length - 1])) {
-      if (program === 'python2') {
+      if (program === 'python3') {
         cb(new Error('not found'))
       } else {
         cb(null, '/path/python')
       }
     } else if (/sys\.version_info/.test(args[args.length - 1])) {
-      cb(null, '2.7.14')
+      cb(null, '3.6.7')
     } else {
       t.fail()
     }
@@ -161,7 +161,7 @@ test('find python - no python2', function (t) {
   }
 })
 
-test('find python - no python2, no python, unix', function (t) {
+test('find python - no python3, no python, unix', function (t) {
   t.plan(2)
 
   var f = new TestPythonFinder(null, done)
@@ -199,7 +199,7 @@ test('find python - no python, use python launcher', function (t) {
       cb(new Error('not found'))
     } else if (/sys\.version_info/.test(args[args.length - 1])) {
       if (program === 'Z:\\snake.exe') {
-        cb(null, '2.7.14')
+        cb(null, '3.6.7')
       } else {
         t.fail()
       }
@@ -226,7 +226,7 @@ test('find python - python 3, use python launcher', function (t) {
       f.execFile = function (program, args, opts, cb) {
         poison(f, 'execFile')
         if (/sys\.version_info/.test(args[args.length - 1])) {
-          cb(null, '2.7.14')
+          cb(null, '3.6.7')
         } else {
           t.fail()
         }
@@ -238,7 +238,7 @@ test('find python - python 3, use python launcher', function (t) {
     if (/sys\.executable/.test(args[args.length - 1])) {
       cb(null, '/path/python')
     } else if (/sys\.version_info/.test(args[args.length - 1])) {
-      cb(null, '3.0.0')
+      cb(null, '3.8.0')
     } else {
       t.fail()
     }
@@ -288,6 +288,16 @@ test('find python - python 3, use python launcher, python 2 too old',
       } else {
         t.fail()
       }
+      t.notEqual(args.indexOf('-2'), -1)
+      t.notEqual(args.indexOf('-c'), -1)
+      return cb(null, 'Z:\\snake.exe')
+    }
+    if (/sys\.executable/.test(args[args.length-1])) {
+      cb(null, '/path/python')
+    } else if (/sys\.version_info/.test(args[args.length-1])) {
+      cb(null, '3.8.0')
+    } else {
+      t.fail()
     }
     f.findPython()
 
@@ -310,7 +320,7 @@ test('find python - no python, no python launcher, good guess', function (t) {
         poison(f, 'execFile')
         t.ok(re.test(program))
         t.ok(/sys\.version_info/.test(args[args.length - 1]))
-        cb(null, '2.7.14')
+        cb(null, '3.6.7')
       }
       return cb(new Error('not found'))
     }