diff --git a/crates/oxc_transformer/src/options/browserslist_query.rs b/crates/oxc_transformer/src/options/browserslist_query.rs
index 84acb91de..1f988b290 100644
--- a/crates/oxc_transformer/src/options/browserslist_query.rs
+++ b/crates/oxc_transformer/src/options/browserslist_query.rs
@@ -1,10 +1,13 @@
 use std::sync::OnceLock;
 
 use dashmap::DashMap;
+use rustc_hash::FxBuildHasher;
 use serde::Deserialize;
 
 use super::EngineTargets;
 
+type FxDashMap<K, V> = DashMap<K, V, FxBuildHasher>;
+
 #[derive(Debug, Clone, Deserialize, Eq, PartialEq, PartialOrd, Ord, Hash)]
 #[serde(untagged)]
 pub enum BrowserslistQuery {
@@ -12,9 +15,9 @@ pub enum BrowserslistQuery {
     Multiple(Vec<String>),
 }
 
-fn cache() -> &'static DashMap<BrowserslistQuery, EngineTargets> {
-    static CACHE: OnceLock<DashMap<BrowserslistQuery, EngineTargets>> = OnceLock::new();
-    CACHE.get_or_init(DashMap::new)
+fn cache() -> &'static FxDashMap<BrowserslistQuery, EngineTargets> {
+    static CACHE: OnceLock<FxDashMap<BrowserslistQuery, EngineTargets>> = OnceLock::new();
+    CACHE.get_or_init(FxDashMap::default)
 }
 
 impl BrowserslistQuery {