diff --git a/0C_virtual_memory/src/main.rs b/0C_virtual_memory/src/main.rs
index caf70bab..f778bd3d 100644
--- a/0C_virtual_memory/src/main.rs
+++ b/0C_virtual_memory/src/main.rs
@@ -24,8 +24,6 @@
 
 #![no_std]
 #![no_main]
-#![feature(asm)]
-#![feature(const_fn)]
 
 const MMIO_BASE: u32 = 0x3F00_0000;
 
diff --git a/0D_cache_performance/src/main.rs b/0D_cache_performance/src/main.rs
index 47a823a7..0d919aef 100644
--- a/0D_cache_performance/src/main.rs
+++ b/0D_cache_performance/src/main.rs
@@ -24,8 +24,6 @@
 
 #![no_std]
 #![no_main]
-#![feature(asm)]
-#![feature(const_fn)]
 
 const MMIO_BASE: u32 = 0x3F00_0000;