diff --git a/.travis.yml b/.travis.yml
index 0a5eae2f..364a18a8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,6 +4,7 @@ node_js:
 - "8"
 - "10"
 - "11"
+- "13"
 sudo: required
 
 matrix:
diff --git a/binding.cc b/binding.cc
index c5a63c0c..cfcbe5af 100644
--- a/binding.cc
+++ b/binding.cc
@@ -1297,8 +1297,8 @@ namespace zmq {
         }
       }
 
-      Local<Object> buf = batch->Get(i).As<Object>();
-      Local<Number> flagsObj = batch->Get(i + 1).As<Number>();
+      Local<Object> buf = batch->Get(Nan::GetCurrentContext(), i).ToLocalChecked().As<Object>();
+      Local<Number> flagsObj = batch->Get(Nan::GetCurrentContext(), i + 1).ToLocalChecked().As<Number>();
 
       int flags = Nan::To<int>(flagsObj).FromJust();