diff --git a/generate/swaggergen/g_docs.go b/generate/swaggergen/g_docs.go
index a3e71dc..73ba71b 100644
--- a/generate/swaggergen/g_docs.go
+++ b/generate/swaggergen/g_docs.go
@@ -435,7 +435,7 @@ func analyseControllerPkg(vendorPath, localName, pkgpath string) {
 
 	pkgRealpath := ""
 
-	if os.Getenv(`GO111MODULE`) == `on` {
+	if bu.IsGOMODULE() {
 		pkgRealpath = filepath.Join(bu.GetBeeWorkPath(), "..", pkgpath)
 	} else {
 		gopaths := bu.GetGOPATHs()
diff --git a/utils/utils.go b/utils/utils.go
index f53d7de..f4516e8 100644
--- a/utils/utils.go
+++ b/utils/utils.go
@@ -452,3 +452,14 @@ func GetGoVersionSkipMinor() string {
 	strArray := strings.Split(runtime.Version()[2:], `.`)
 	return strArray[0] + `.` + strArray[1]
 }
+
+func IsGOMODULE() bool {
+	if combinedOutput, e := exec.Command(`go`, `env`).CombinedOutput(); e != nil {
+		beeLogger.Log.Errorf("i cann't find go.")
+	} else {
+		regex := regexp.MustCompile(`GOMOD="?(.+go.mod)"?`)
+		stringSubmatch := regex.FindStringSubmatch(string(combinedOutput))
+		return len(stringSubmatch) == 2
+	}
+	return false
+}