diff --git a/vendor/gopkg.in/olebedev/go-duktape.v3/api.go b/vendor/gopkg.in/olebedev/go-duktape.v3/api.go
index ec60806812..6617ec23db 100644
--- a/vendor/gopkg.in/olebedev/go-duktape.v3/api.go
+++ b/vendor/gopkg.in/olebedev/go-duktape.v3/api.go
@@ -973,7 +973,7 @@ func (d *Context) PushBuffer(size int, dynamic bool) unsafe.Pointer {
 }
 
 // See: http://duktape.org/api.html#duk_push_c_function
-func (d *Context) PushCFunction(fn *[0]byte, nargs int) int {
+func (d *Context) PushCFunction(fn *[0]byte, nargs int64) int {
 	return int(C.duk_push_c_function(d.duk_context, fn, C.duk_idx_t(nargs)))
 }
 
diff --git a/vendor/gopkg.in/olebedev/go-duktape.v3/duktape.h b/vendor/gopkg.in/olebedev/go-duktape.v3/duktape.h
index fdbbc01d8a..595cd77ec7 100755
--- a/vendor/gopkg.in/olebedev/go-duktape.v3/duktape.h
+++ b/vendor/gopkg.in/olebedev/go-duktape.v3/duktape.h
@@ -284,7 +284,7 @@ struct duk_time_components {
 /* Indicates that a native function does not have a fixed number of args,
  * and the argument stack should not be capped/extended at all.
  */
-#define DUK_VARARGS                       ((duk_uint_t) (-1))
+#define DUK_VARARGS                       ((duk_int_t) (-1))
 
 /* Number of value stack entries (in addition to actual call arguments)
  * guaranteed to be allocated on entry to a Duktape/C function.