1 files changed, 4 insertions, 1 deletions
diff --git a/src/tcp_wrap.cc b/src/tcp_wrap.cc
index dd507e6ebd..d8080319aa 100644
--- a/src/tcp_wrap.cc
+++ b/src/tcp_wrap.cc
@@ -207,7 +207,10 @@ void TCPWrap::Open(const FunctionCallbackInfo<Value>& args) {
   ASSIGN_OR_RETURN_UNWRAP(&wrap,
                           args.Holder(),
                           args.GetReturnValue().Set(UV_EBADF));
-  int fd = static_cast<int>(args[0]->IntegerValue());
+  int64_t val;
+  if (!args[0]->IntegerValue(args.GetIsolate()->GetCurrentContext()).To(&val))
+    return;
+  int fd = static_cast<int>(val);
   int err = uv_tcp_open(&wrap->handle_, fd);
 
   if (err == 0)