diff --git a/src/test/ui/cast/casts-issue-46365.rs b/src/test/ui/cast/casts-issue-46365.rs
index a2205b718c1ca..50aa1a856a716 100644
--- a/src/test/ui/cast/casts-issue-46365.rs
+++ b/src/test/ui/cast/casts-issue-46365.rs
@@ -3,5 +3,6 @@ struct Lorem {
 }
 
 fn main() {
-    let _foo: *mut Lorem = core::ptr::NonNull::dangling().as_ptr(); // no error here
+    // Testing `as` casts, so deliberately not using `ptr::null`.
+    let _foo: *mut Lorem = 0 as *mut _; // no error here
 }