diff --git a/Sources/WireGuardKitGo/Makefile b/Sources/WireGuardKitGo/Makefile
index 4fda31b..b364889 100644
--- a/Sources/WireGuardKitGo/Makefile
+++ b/Sources/WireGuardKitGo/Makefile
@@ -25,13 +25,13 @@ GOOS_iphonesimulator := ios
 build: $(DESTDIR)/libwg-go.a
 version-header: $(DESTDIR)/wireguard-go-version.h
 
-REAL_GOROOT := $(shell go env GOROOT 2>/dev/null)
+REAL_GOROOT := $(shell export PATH="$(PATH):/usr/local/bin:/opt/homebrew/bin"; go env GOROOT 2>/dev/null)
 export GOROOT := $(BUILDDIR)/goroot
 $(GOROOT)/.prepared:
 	[ -n "$(REAL_GOROOT)" ]
 	mkdir -p "$(GOROOT)"
-	chmod -R u+w "$(GOROOT)"
 	rsync -a --delete --exclude=pkg/obj/go-build "$(REAL_GOROOT)/" "$(GOROOT)/"
+	chmod -R u+w "$(GOROOT)"
 	cat goruntime-*.diff | patch -p1 -f -N -r- -d "$(GOROOT)"
 	touch "$@"