diff --git a/src/cmd/go/internal/envcmd/env.go b/src/cmd/go/internal/envcmd/env.go
index 00f10977bbb9b5..b3d12dd681e331 100644
--- a/src/cmd/go/internal/envcmd/env.go
+++ b/src/cmd/go/internal/envcmd/env.go
@@ -66,6 +66,7 @@ func MkEnv() []cfg.EnvVar {
 
 	envFile, _ := cfg.EnvFile()
 	env := []cfg.EnvVar{
+		{Name: "GO111MODULE", Value: cfg.Getenv("GO111MODULE")},
 		{Name: "GOARCH", Value: cfg.Goarch},
 		{Name: "GOBIN", Value: cfg.GOBIN},
 		{Name: "GOCACHE", Value: cache.DefaultDir()},