diff --git a/lang/golang/golang-values.mk b/lang/golang/golang-values.mk
index 893f9296d..caae21efb 100644
--- a/lang/golang/golang-values.mk
+++ b/lang/golang/golang-values.mk
@@ -13,7 +13,7 @@ include $(GO_INCLUDE_DIR)/golang-version.mk
 
 
 unexport \
-  GOARCH GOBIN GOCACHE GODEBUG GOHOSTARCH GOOS GOPATH GORACE GOROOT GOTMPDIR GCCGO \
+  GOARCH GOBIN GOCACHE GODEBUG GOFLAGS GOHOSTARCH GOOS GOPATH GORACE GOROOT GOTMPDIR GCCGO \
   CGO_ENABLED \
   CGO_CFLAGS CGO_CFLAGS_ALLOW CGO_CFLAGS_DISALLOW \
   CGO_CPPFLAGS CGO_CPPFLAGS_ALLOW CGO_CPPFLAGS_DISALLOW \
@@ -21,6 +21,7 @@ unexport \
   CGO_FFLAGS CGO_FFLAGS_ALLOW CGO_FFLAGS_DISALLOW \
   CGO_LDFLAGS CGO_LDFLAGS_ALLOW CGO_LDFLAGS_DISALLOW \
   GOARM GO386 GOMIPS GOMIPS64 \
+  GO111MODULE \
   GOROOT_FINAL GO_EXTLINK_ENABLED GIT_ALLOW_PROTOCOL \
   CC_FOR_TARGET CXX_FOR_TARGET GO_DISTFLAGS GO_GCFLAGS GO_LDFLAGS GOBUILDTIMELOGFILE GOROOT_BOOTSTRAP \
   BOOT_GO_GCFLAGS GOEXPERIMENT GOBOOTSTRAP_TOOLEXEC