diff --git a/src/core/importType.js b/src/core/importType.js
index 30ac226a7..133acec60 100644
--- a/src/core/importType.js
+++ b/src/core/importType.js
@@ -18,6 +18,11 @@ function isExternalModule(name, path) {
   return (!path || -1 < path.indexOf(join('node_modules', name)))
 }
 
+const scopedRegExp = /^@\w+\/\w+/
+function isScoped(name) {
+  return scopedRegExp.test(name)
+}
+
 function isInternalModule(name, path) {
   if (!externalModuleRegExp.test(name)) return false
   return (path && -1 === path.indexOf(join('node_modules', name)))
@@ -39,6 +44,7 @@ function isRelativeToSibling(name) {
 const typeTest = cond([
   [isBuiltIn, constant('builtin')],
   [isExternalModule, constant('external')],
+  [isScoped, constant('external')],
   [isInternalModule, constant('internal')],
   [isRelativeToParent, constant('parent')],
   [isIndex, constant('index')],
diff --git a/tests/src/core/importType.js b/tests/src/core/importType.js
index 3db94578b..88de5eacb 100644
--- a/tests/src/core/importType.js
+++ b/tests/src/core/importType.js
@@ -22,6 +22,11 @@ describe('importType(name)', function () {
     expect(importType('lodash/fp', context)).to.equal('external')
   })
 
+  it("should return 'external' for scopes packages", function() {
+    expect(importType('@cycle/core', context)).to.equal('external')
+    expect(importType('@cycle/dom', context)).to.equal('external')
+  })
+
   it("should return 'internal' for non-builtins resolved outside of node_modules", function () {
     const pathContext = testContext({ "import/resolver": { node: { paths: [ path.join(__dirname, '..', '..', 'files') ] } } })
     expect(importType('importType', pathContext)).to.equal('internal')