diff --git a/spew/bypass.go b/spew/bypass.go
index 7929947..b70a1cc 100644
--- a/spew/bypass.go
+++ b/spew/bypass.go
@@ -31,9 +31,6 @@ const (
 	// UnsafeDisabled is a build-time constant which specifies whether or
 	// not access to the unsafe package is available.
 	UnsafeDisabled = false
-
-	// ptrSize is the size of a pointer on the current arch.
-	ptrSize = unsafe.Sizeof((*byte)(nil))
 )
 
 type flag uintptr