diff --git a/wasmtime-environ/src/lib.rs b/wasmtime-environ/src/lib.rs
index 104f491e20..cd9db5063f 100644
--- a/wasmtime-environ/src/lib.rs
+++ b/wasmtime-environ/src/lib.rs
@@ -25,7 +25,6 @@
     )
 )]
 #![no_std]
-#![cfg_attr(not(feature = "std"), feature(alloc))]
 
 #[cfg(not(feature = "std"))]
 #[macro_use]
diff --git a/wasmtime-jit/src/lib.rs b/wasmtime-jit/src/lib.rs
index 3e9dc53b4e..7c9ab11d84 100644
--- a/wasmtime-jit/src/lib.rs
+++ b/wasmtime-jit/src/lib.rs
@@ -22,7 +22,6 @@
     )
 )]
 #![no_std]
-#![cfg_attr(not(feature = "std"), feature(alloc))]
 
 #[cfg(not(feature = "std"))]
 #[macro_use]