diff --git a/crates/hir-def/src/path/lower.rs b/crates/hir-def/src/path/lower.rs
index 6c7e1c25d614..c35f915b00e6 100644
--- a/crates/hir-def/src/path/lower.rs
+++ b/crates/hir-def/src/path/lower.rs
@@ -219,7 +219,7 @@ pub(super) fn lower_generic_args(
                 args.push(GenericArg::Const(arg))
             }
             ast::GenericArg::ReturnTypeArg(_) => {
-                // TODO: return type notation is experimental, we don't do anything with it yet.
+                // FIXME: return type notation is experimental, we don't do anything with it yet.
             }
         }
     }