diff --git a/Makefile b/Makefile
index e3394ddb7..211f37fac 100644
--- a/Makefile
+++ b/Makefile
@@ -55,8 +55,8 @@ MAKEFLAGS += --warn-undefined-variables
 .SUFFIXES:
 
 # Used internally.  Users should pass GOOS and/or GOARCH.
-OS := $(if $(GOOS),$(GOOS),$(shell go env GOOS))
-ARCH := $(if $(GOARCH),$(GOARCH),$(shell go env GOARCH))
+OS := $(if $(GOOS),$(GOOS),$(shell GOTOOLCHAIN=local go env GOOS))
+ARCH := $(if $(GOARCH),$(GOARCH),$(shell GOTOOLCHAIN=local go env GOARCH))
 
 TAG := $(VERSION)__$(OS)_$(ARCH)