diff --git a/packages/isar_core/src/lib.rs b/packages/isar_core/src/lib.rs
index 64773b3b3..72a13b327 100644
--- a/packages/isar_core/src/lib.rs
+++ b/packages/isar_core/src/lib.rs
@@ -1,6 +1,5 @@
 #![allow(clippy::new_without_default)]
 #![feature(float_next_up_down)]
-#![feature(return_position_impl_trait_in_trait)]
 #![feature(lazy_cell)]
 
 #[cfg(not(target_endian = "little"))]
diff --git a/packages/isar_core/src/sqlite/sqlite_collection.rs b/packages/isar_core/src/sqlite/sqlite_collection.rs
index b83310098..31f3209e8 100644
--- a/packages/isar_core/src/sqlite/sqlite_collection.rs
+++ b/packages/isar_core/src/sqlite/sqlite_collection.rs
@@ -17,7 +17,7 @@ pub(crate) struct SQLiteProperty {
 }
 
 impl SQLiteProperty {
-    pub const ID_NAME: &str = "_rowid_";
+    pub const ID_NAME: &'static str = "_rowid_";
 
     pub fn new(name: &str, data_type: DataType, collection_index: Option<u16>) -> Self {
         SQLiteProperty {