diff --git a/library/core/tests/cell.rs b/library/core/tests/cell.rs
index 796c937eaff01..40be01f443931 100644
--- a/library/core/tests/cell.rs
+++ b/library/core/tests/cell.rs
@@ -414,3 +414,11 @@ fn refcell_replace_borrows() {
     let _b = x.borrow();
     x.replace(1);
 }
+
+#[test]
+fn refcell_format() {
+    let name = RefCell::new("rust");
+    let what = RefCell::new("rocks");
+    let msg = format!("{name} {}", &*what.borrow(), name = &*name.borrow());
+    assert_eq!(msg, "rust rocks".to_string());
+}
diff --git a/src/test/ui/format-ref-cell.rs b/src/test/ui/format-ref-cell.rs
deleted file mode 100644
index afb2f8488b82a..0000000000000
--- a/src/test/ui/format-ref-cell.rs
+++ /dev/null
@@ -1,10 +0,0 @@
-// run-pass
-
-use std::cell::RefCell;
-
-pub fn main() {
-    let name = RefCell::new("rust");
-    let what = RefCell::new("rocks");
-    let msg = format!("{name} {}", &*what.borrow(), name=&*name.borrow());
-    assert_eq!(msg, "rust rocks".to_string());
-}