diff --git a/Makefile b/Makefile
index 76b6434..a021ff5 100644
--- a/Makefile
+++ b/Makefile
@@ -8,21 +8,21 @@ DIRTY   := $(shell git diff-index --quiet HEAD 2> /dev/null > /dev/null || echo
 
 bin/hw: $(shell ls *.go) cmd/hw/main.go bin
 	@echo hw
-	@go build -ldflags \
+	@GOOS=linux go build -ldflags \
 		"-X mcquay.me/hw.Version=$(VERSION)$(V_DIRTY) \
 		 -X mcquay.me/hw.Git=$(GIT)$(DIRTY)" \
 		 -v -o bin/hw ./cmd/hw
 
 bin/hwc: $(shell ls *.go ) cmd/hwc/main.go bin
 	@echo hwc
-	@go build -ldflags \
+	@GOOS=linux go build -ldflags \
 		"-X mcquay.me/hw.Version=$(VERSION)$(V_DIRTY) \
 		 -X mcquay.me/hw.Git=$(GIT)$(DIRTY)" \
 		 -v -o bin/hwc ./cmd/hwc
 
 bin/hwl: $(shell ls *.go) cmd/hwl/main.go bin
 	@echo hwl
-	@go build -ldflags \
+	@GOOS=linux go build -ldflags \
 		"-X mcquay.me/hw.Version=$(VERSION)$(V_DIRTY) \
 		 -X mcquay.me/hw.Git=$(GIT)$(DIRTY)" \
 		 -v -o bin/hwl ./cmd/hwl