diff --git a/smartdns/Makefile b/smartdns/Makefile
index a735c96..3b08f81 100644
--- a/smartdns/Makefile
+++ b/smartdns/Makefile
@@ -104,9 +104,9 @@ define Build/Compile/smartdns-webui
 endef
 
 define Build/Compile/smartdns-ui
-	cargo install --force --locked bindgen-cli
+	cargo install --force --locked --root $(CARGO_HOME) bindgen-cli
 	CARGO_BUILD_ARGS="$(if $(strip $(RUST_PKG_FEATURES)),--features "$(strip $(RUST_PKG_FEATURES))") --profile $(CARGO_PKG_PROFILE)"
-	+$(CARGO_PKG_VARS) CARGO_BUILD_ARGS="$(CARGO_BUILD_ARGS)" CC=$(TARGET_CC) \
+	+$(CARGO_PKG_VARS) CARGO_BUILD_ARGS="$(CARGO_BUILD_ARGS)" CC="$(TARGET_CC)" \
 	PATH="$$(PATH):$(CARGO_HOME)/bin" \
 	make -C $(PKG_BUILD_DIR)/plugin/smartdns-ui
 endef