diff --git a/crates/rspack_allocator/Cargo.toml b/crates/rspack_allocator/Cargo.toml
index 52745c97bd09..8a65f175570e 100644
--- a/crates/rspack_allocator/Cargo.toml
+++ b/crates/rspack_allocator/Cargo.toml
@@ -11,5 +11,5 @@ version     = "0.2.0"
 # Turned on `local_dynamic_tls` to avoid issue: https://github.com/microsoft/mimalloc/issues/147
 mimalloc = { workspace = true, features = ["local_dynamic_tls"] }
 
-[target.'cfg(not(target_os = "linux"))'.dependencies]
+[target.'cfg(not(any(target_os = "linux", target_family = "wasm")))'.dependencies]
 mimalloc = { workspace = true }
diff --git a/crates/rspack_allocator/src/lib.rs b/crates/rspack_allocator/src/lib.rs
index 5d4205881355..8e6d227a4fc6 100644
--- a/crates/rspack_allocator/src/lib.rs
+++ b/crates/rspack_allocator/src/lib.rs
@@ -1,3 +1,3 @@
 #[global_allocator]
-#[cfg(not(miri))]
+#[cfg(not(any(miri, target_family = "wasm")))]
 static GLOBAL: mimalloc::MiMalloc = mimalloc::MiMalloc;