diff --git a/akasa/src/main.rs b/akasa/src/main.rs
index d851fa3..3ab77f8 100644
--- a/akasa/src/main.rs
+++ b/akasa/src/main.rs
@@ -17,11 +17,11 @@ use rand::{rngs::OsRng, RngCore};
 
 use default_hook::DefaultHook;
 
-#[cfg(all(not(target_env = "msvc"), feature="jemalloc"))]
+#[cfg(all(not(target_env = "msvc"), feature = "jemalloc"))]
 #[cfg(not(target_env = "msvc"))]
 use tikv_jemallocator::Jemalloc;
 
-#[cfg(all(not(target_env = "msvc"), feature="jemalloc"))]
+#[cfg(all(not(target_env = "msvc"), feature = "jemalloc"))]
 #[global_allocator]
 static GLOBAL: Jemalloc = Jemalloc;