diff --git a/tests/ui/nll/guarantor-issue-46974.rs b/tests/ui/nll/guarantor-issue-46974.rs
index 96af4bf5c36b7..93fdf7b460bf6 100644
--- a/tests/ui/nll/guarantor-issue-46974.rs
+++ b/tests/ui/nll/guarantor-issue-46974.rs
@@ -9,7 +9,6 @@ fn foo(s: &mut (i32,)) -> i32 {
 }
 
 fn bar(s: &Box<(i32,)>) -> &'static i32 {
-    // FIXME(#46983): error message should be better
     &s.0 //~ ERROR lifetime may not live long enough
 }
 
diff --git a/tests/ui/nll/guarantor-issue-46974.stderr b/tests/ui/nll/guarantor-issue-46974.stderr
index 7edc3dcc5cde3..f09faf1630beb 100644
--- a/tests/ui/nll/guarantor-issue-46974.stderr
+++ b/tests/ui/nll/guarantor-issue-46974.stderr
@@ -10,11 +10,10 @@ LL |     *x
    |     -- borrow later used here
 
 error: lifetime may not live long enough
-  --> $DIR/guarantor-issue-46974.rs:13:5
+  --> $DIR/guarantor-issue-46974.rs:12:5
    |
 LL | fn bar(s: &Box<(i32,)>) -> &'static i32 {
    |           - let's call the lifetime of this reference `'1`
-LL |     // FIXME(#46983): error message should be better
 LL |     &s.0
    |     ^^^^ returning this value requires that `'1` must outlive `'static`