diff --git a/atom/browser/api/atom_api_session.cc b/atom/browser/api/atom_api_session.cc
index 8ed76e994a1..8cb9d3395e5 100644
--- a/atom/browser/api/atom_api_session.cc
+++ b/atom/browser/api/atom_api_session.cc
@@ -554,8 +554,16 @@ void Session::CreateInterruptedDownload(const mate::Dictionary& options) {
   options.Get("lastModified", &last_modified);
   options.Get("eTag", &etag);
   options.Get("startTime", &start_time);
-  if (path.empty() || url_chain.empty() || length == 0 || offset >= length)
+  if (path.empty() || url_chain.empty() || length == 0) {
+    isolate()->ThrowException(v8::Exception::Error(mate::StringToV8(
+        isolate(), "Must pass non-empty path, urlChain and length.")));
     return;
+  }
+  if (offset >= length) {
+    isolate()->ThrowException(v8::Exception::Error(mate::StringToV8(
+        isolate(), "Must pass an offset value less than length.")));
+    return;
+  }
   auto download_manager =
       content::BrowserContext::GetDownloadManager(browser_context());
   download_manager->GetDelegate()->GetNextId(base::Bind(
diff --git a/spec/api-session-spec.js b/spec/api-session-spec.js
index dfb2db5dedd..b785e8cb0ff 100644
--- a/spec/api-session-spec.js
+++ b/spec/api-session-spec.js
@@ -601,7 +601,7 @@ describe('session module', function () {
                                                      totalBytes, filename,
                                                      savePath) {
         assert.equal(state, 'interrupted')
-        assert.equal(urlChain, urlChain)
+        assert.deepEqual(urlChain, urlChain)
         assert.equal(mimeType, 'application/pdf')
         assert.equal(receivedBytes, 0)
         assert.equal(totalBytes, 5242880)