diff --git a/src/internal/reflectlite/swapper.go b/src/internal/reflectlite/swapper.go
index 6330ab2d346..ac081d49bbb 100644
--- a/src/internal/reflectlite/swapper.go
+++ b/src/internal/reflectlite/swapper.go
@@ -5,6 +5,7 @@
 package reflectlite
 
 import (
+	"internal/goarch"
 	"internal/unsafeheader"
 	"unsafe"
 )
@@ -36,7 +37,7 @@ func Swapper(slice interface{}) func(i, j int) {
 
 	// Some common & small cases, without using memmove:
 	if hasPtr {
-		if size == ptrSize {
+		if size == goarch.PtrSize {
 			ps := *(*[]unsafe.Pointer)(v.ptr)
 			return func(i, j int) { ps[i], ps[j] = ps[j], ps[i] }
 		}
diff --git a/src/internal/reflectlite/value.go b/src/internal/reflectlite/value.go
index 0365eeeabf6..86dfcb5c362 100644
--- a/src/internal/reflectlite/value.go
+++ b/src/internal/reflectlite/value.go
@@ -5,6 +5,7 @@
 package reflectlite
 
 import (
+	"internal/goarch"
 	"internal/unsafeheader"
 	"runtime"
 	"unsafe"
@@ -90,7 +91,7 @@ func (f flag) ro() flag {
 // pointer returns the underlying pointer represented by v.
 // v.Kind() must be Ptr, Map, Chan, Func, or UnsafePointer
 func (v Value) pointer() unsafe.Pointer {
-	if v.typ.size != ptrSize || !v.typ.pointers() {
+	if v.typ.size != goarch.PtrSize || !v.typ.pointers() {
 		panic("can't call pointer on a non-pointer Value")
 	}
 	if v.flag&flagIndir != 0 {