diff --git a/src/syscall/js/callback.go b/src/syscall/js/callback.go
index de9da888fd..346669ad34 100644
--- a/src/syscall/js/callback.go
+++ b/src/syscall/js/callback.go
@@ -43,15 +43,12 @@ var (
 )
 
 // Callback is a Go function that got wrapped for use as a JavaScript callback.
-// A Callback can be passed to functions of this package that accept interface{},
-// for example Value.Set and Value.Call.
 type Callback struct {
 	Value // the JavaScript function that queues the callback for execution
 	id    uint32
 }
 
-// NewCallback returns a wrapped callback function. It can be passed to functions of this package
-// that accept interface{}, for example Value.Set and Value.Call.
+// NewCallback returns a wrapped callback function.
 //
 // Invoking the callback in JavaScript will queue the Go function fn for execution.
 // This execution happens asynchronously on a special goroutine that handles all callbacks and preserves
diff --git a/src/syscall/js/js.go b/src/syscall/js/js.go
index 4b55193c41..5deef35c2b 100644
--- a/src/syscall/js/js.go
+++ b/src/syscall/js/js.go
@@ -216,7 +216,7 @@ func (v Value) Get(p string) Value {
 
 func valueGet(v ref, p string) ref
 
-// Set sets the JavaScript property p of value v to x.
+// Set sets the JavaScript property p of value v to ValueOf(x).
 func (v Value) Set(p string, x interface{}) {
 	valueSet(v.ref, p, ValueOf(x).ref)
 }
@@ -230,7 +230,7 @@ func (v Value) Index(i int) Value {
 
 func valueIndex(v ref, i int) ref
 
-// SetIndex sets the JavaScript index i of value v to x.
+// SetIndex sets the JavaScript index i of value v to ValueOf(x).
 func (v Value) SetIndex(i int, x interface{}) {
 	valueSetIndex(v.ref, i, ValueOf(x).ref)
 }
@@ -254,6 +254,7 @@ func valueLength(v ref) int
 
 // Call does a JavaScript call to the method m of value v with the given arguments.
 // It panics if v has no method m.
+// The arguments get mapped to JavaScript values according to the ValueOf function.
 func (v Value) Call(m string, args ...interface{}) Value {
 	res, ok := valueCall(v.ref, m, makeArgs(args))
 	if !ok {
@@ -272,6 +273,7 @@ func valueCall(v ref, m string, args []ref) (ref, bool)
 
 // Invoke does a JavaScript call of the value v with the given arguments.
 // It panics if v is not a function.
+// The arguments get mapped to JavaScript values according to the ValueOf function.
 func (v Value) Invoke(args ...interface{}) Value {
 	res, ok := valueInvoke(v.ref, makeArgs(args))
 	if !ok {
@@ -287,6 +289,7 @@ func valueInvoke(v ref, args []ref) (ref, bool)
 
 // New uses JavaScript's "new" operator with value v as constructor and the given arguments.
 // It panics if v is not a function.
+// The arguments get mapped to JavaScript values according to the ValueOf function.
 func (v Value) New(args ...interface{}) Value {
 	res, ok := valueNew(v.ref, makeArgs(args))
 	if !ok {
diff --git a/src/syscall/js/typedarray.go b/src/syscall/js/typedarray.go
index e824197258..afa15488ec 100644
--- a/src/syscall/js/typedarray.go
+++ b/src/syscall/js/typedarray.go
@@ -41,7 +41,6 @@ var (
 )
 
 // TypedArrayOf returns a JavaScript typed array backed by the slice's underlying array.
-// It can be passed to functions of this package that accept interface{}, for example Value.Set and Value.Call.
 //
 // The supported types are []int8, []int16, []int32, []uint8, []uint16, []uint32, []float32 and []float64.
 // Passing an unsupported value causes a panic.