1 files changed, 1 insertions, 1 deletions

diff --git a/crates/ra_ide_api/src/completion/presentation.rs b/crates/ra_ide_api/src/completion/presentation.rs
index bac3f7582..85b053a6e 100644
--- a/crates/ra_ide_api/src/completion/presentation.rs
+++ b/crates/ra_ide_api/src/completion/presentation.rs
@@ -292,7 +292,7 @@ fn is_deprecated(node: impl HasAttrs, db: &impl HirDatabase) -> bool {
 }
 
 fn has_non_default_type_params(def: hir::GenericDef, db: &db::RootDatabase) -> bool {
-    let subst = db.generic_defaults(def);
+    let subst = db.generic_defaults(def.into());
     subst.iter().any(|ty| ty == &Ty::Unknown)
 }