2 files changed, 2 insertions, 6 deletions

diff --git a/crates/ide_completion/src/completions/dot.rs b/crates/ide_completion/src/completions/dot.rs
index 7f75d4298..286d7cb67 100644
--- a/crates/ide_completion/src/completions/dot.rs
+++ b/crates/ide_completion/src/completions/dot.rs
@@ -498,10 +498,7 @@ mod foo {
     fn issue_8931() {
         check(
             r#"
-#[lang = "fn_once"]
-trait FnOnce<Args> {
-    type Output;
-}
+//- minicore: fn
 struct S;
 
 struct Foo;
diff --git a/crates/ide_completion/src/context.rs b/crates/ide_completion/src/context.rs
index 98fb36042..e49e434fa 100644
--- a/crates/ide_completion/src/context.rs
+++ b/crates/ide_completion/src/context.rs
@@ -942,13 +942,12 @@ fn foo() -> u32 {
         // FIXME: make this work with `|| $0`
         check_expected_type_and_name(
             r#"
+//- minicore: fn
 fn foo() {
     bar(|| a$0);
 }
 
 fn bar(f: impl FnOnce() -> u32) {}
-#[lang = "fn_once"]
-trait FnOnce { type Output; }
 "#,
             expect![[r#"ty: u32, name: ?"#]],
         );