Index: modcargo-crates/deno_core-0.343.0/Cargo.toml
--- modcargo-crates/deno_core-0.343.0/Cargo.toml.orig
+++ modcargo-crates/deno_core-0.343.0/Cargo.toml
@@ -28,8 +28,7 @@ resolver = "2"
 
 [features]
 default = [
-    "include_icu_data",
-    "v8_use_custom_libcxx",
+    "include_icu_data"
 ]
 include_icu_data = ["deno_core_icudata"]
 include_js_files_for_snapshotting = []
