diff --git a/lib/src/lib.rs b/lib/src/lib.rs
index 489e92f..56012c4 100644
--- a/lib/src/lib.rs
+++ b/lib/src/lib.rs
@@ -1,11 +1,4 @@
-#![feature(
-    exclusive_range_pattern,
-    let_chains,
-    slice_flatten,
-    async_closure,
-    bigint_helper_methods,
-    associated_type_defaults
-)]
+#![feature(exclusive_range_pattern, let_chains, bigint_helper_methods)]
 
 use crate::{processor::memory::Memory, util::pause};
 use connect::{AudioOutput, EmulatorMessage, Renderer, RomFile};