diff --git a/Makefile b/Makefile
index 07bacba65a..2b5d84f286 100644
--- a/Makefile
+++ b/Makefile
@@ -44,10 +44,10 @@ clean:
 # You need to put $GOBIN (or $GOPATH/bin) in your PATH to use 'go generate'.
 
 devtools:
-	go get -u golang.org/x/tools/cmd/stringer
-	go get -u github.com/jteeuwen/go-bindata/go-bindata
-	go get -u github.com/fjl/gencodec
-	go install ./cmd/abigen
+	env GOBIN= go get -u golang.org/x/tools/cmd/stringer
+	env GOBIN= go get -u github.com/jteeuwen/go-bindata/go-bindata
+	env GOBIN= go get -u github.com/fjl/gencodec
+	env GOBIN= go install ./cmd/abigen
 
 # Cross Compilation Targets (xgo)