diff --git a/src/crt0/src/lib.rs b/src/crt0/src/lib.rs
index f797edd052..dd7c7e470f 100644
--- a/src/crt0/src/lib.rs
+++ b/src/crt0/src/lib.rs
@@ -3,6 +3,7 @@
 #![no_std]
 #![feature(asm)]
 #![feature(linkage)]
+#![feature(llvm_asm)]
 #![feature(naked_functions)]
 
 #[no_mangle]
diff --git a/src/ld_so/src/lib.rs b/src/ld_so/src/lib.rs
index d2a7bad49a..69248ec88a 100644
--- a/src/ld_so/src/lib.rs
+++ b/src/ld_so/src/lib.rs
@@ -1,6 +1,7 @@
 #![no_std]
 #![feature(asm)]
 #![feature(linkage)]
+#![feature(llvm_asm)]
 #![feature(naked_functions)]
 
 #[naked]