diff --git a/README.md b/README.md
index 17e59bb..269345c 100644
--- a/README.md
+++ b/README.md
@@ -87,9 +87,10 @@ Available Commands:
   merge       Merge multiple openapi specification into one
 
 Flags:
-  -h, --help            help for openapi-parser
-      --output string   The output file (default "openapi.yaml")
-      --path string     The Folder to parse (default ".")
+  -h, --help                        help for openapi-parser
+      --output string               The output file (default "openapi.yaml")
+      --parse-vendors stringArray   Give the vendor to parse
+      --path string                 The Folder to parse (default ".")
 ```
 
 ### Example
@@ -97,3 +98,5 @@ Flags:
 `openapi-parser`
 
 `openapi-parser --path /my/path --output my-openapi.yaml`
+
+`openapi-parser --path /my/path --output my-openapi.yaml --parse-vendors github.com/my/library-to-parse`
diff --git a/cmd/root.go b/cmd/root.go
index 0417f5b..cc1431d 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -12,8 +12,9 @@ import (
 )
 
 var (
-	outputPath string
-	inputPath  string
+	outputPath   string
+	inputPath    string
+	parseVendors []string
 )
 
 // RootCmd represents the root command
@@ -23,7 +24,7 @@ var RootCmd = &cobra.Command{
 	Long:  `Parse comments in code to generate an OpenAPI documentation`,
 	Run: func(cmd *cobra.Command, args []string) {
 		spec := docparser.NewOpenAPI()
-		spec.Parse(inputPath)
+		spec.Parse(inputPath, parseVendors)
 		d, err := yaml.Marshal(&spec)
 		if err != nil {
 			log.Fatalf("error: %v", err)
@@ -44,4 +45,5 @@ func Execute() {
 func init() {
 	RootCmd.Flags().StringVar(&outputPath, "output", "openapi.yaml", "The output file")
 	RootCmd.Flags().StringVar(&inputPath, "path", ".", "The Folder to parse")
+	RootCmd.Flags().StringArrayVar(&parseVendors, "parse-vendors", []string{}, "Give the vendor to parse")
 }
diff --git a/docparser/model.go b/docparser/model.go
index b886eef..74ccd25 100644
--- a/docparser/model.go
+++ b/docparser/model.go
@@ -145,10 +145,19 @@ type content struct {
 	Schema schema
 }
 
-func validatePath(path string) bool {
+func validatePath(path string, parseVendors []string) bool {
 	// vendoring path
 	if strings.Contains(path, "vendor") {
-		return false
+		found := false
+		for _, vendorPath := range parseVendors {
+			if strings.Contains(path, vendorPath) {
+				found = true
+				break
+			}
+		}
+		if !found {
+			return false
+		}
 	}
 
 	// not golang file
@@ -164,11 +173,11 @@ func validatePath(path string) bool {
 	return true
 }
 
-func (spec *openAPI) Parse(path string) {
+func (spec *openAPI) Parse(path string, parseVendors []string) {
 	// fset := token.NewFileSet() // positions are relative to fset
 
 	_ = filepath.Walk(path, func(path string, f os.FileInfo, err error) error {
-		if validatePath(path) {
+		if validatePath(path, parseVendors) {
 			astFile, _ := parseFile(path)
 			spec.parseInfos(astFile)
 			spec.parseSchemas(astFile)
diff --git a/docparser/model_test.go b/docparser/model_test.go
index a1b304e..a29c399 100644
--- a/docparser/model_test.go
+++ b/docparser/model_test.go
@@ -48,7 +48,7 @@ func Test_validatePath(t *testing.T) {
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			if got := validatePath(tt.args.path); got != tt.want {
+			if got := validatePath(tt.args.path, []string{}); got != tt.want {
 				t.Errorf("validatePath() = %v, want %v", got, tt.want)
 			}
 		})