diff --git a/Makefile b/Makefile
index e149914..ede7bf0 100644
--- a/Makefile
+++ b/Makefile
@@ -55,13 +55,13 @@ endif
 
 libCwtch.x64.dylib: lib.go
 	./switch-ffi.sh
-	go build -trimpath -ldflags "-buildid=autobindings-$(shell git describe --tags) -X main.buildVer=autobindings-$(shell git describe --tags) -X main.buildDate=$(shell git log -1 --format=%cd --date=format:%G-%m-%d-%H-%M)" -buildmode c-shared -o libCwtch.x64.dylib
+	env CGO_CFLAGS="-mmacosx-version-min=10.12" CGO_LDFLAGS="-mmacosx-version-min=10.12" go build -trimpath -ldflags "-buildid=autobindings-$(shell git describe --tags) -X main.buildVer=autobindings-$(shell git describe --tags) -X main.buildDate=$(shell git log -1 --format=%cd --date=format:%G-%m-%d-%H-%M)" -buildmode c-shared -o libCwtch.x64.dylib
 	mkdir -p build/macos
 	mv libCwtch.x64.dylib build/macos/
 
 libCwtch.arm64.dylib: lib.go
 	./switch-ffi.sh
-	env GOARCH=arm64 GOOS=darwin CGO_ENABLED=1 go build -trimpath -ldflags "-buildid=$(shell git describe --tags)  -X main.buildVer=$(shell git describe --tags) -X main.buildDate=$(shell git log -1 --format=%cd --date=format:%G-%m-%d-%H-%M)" -buildmode c-shared -o libCwtch.arm64.dylib
+	env CGO_CFLAGS="-mmacosx-version-min=10.12" CGO_LDFLAGS="-mmacosx-version-min=10.12" GOARCH=arm64 GOOS=darwin CGO_ENABLED=1 go build -trimpath -ldflags "-buildid=$(shell git describe --tags)  -X main.buildVer=$(shell git describe --tags) -X main.buildDate=$(shell git log -1 --format=%cd --date=format:%G-%m-%d-%H-%M)" -buildmode c-shared -o libCwtch.arm64.dylib
 	mkdir -p build/macos
 	mv libCwtch.arm64.dylib build/macos/