diff --git a/README.md b/README.md
index 0182ba6..d3d2da8 100644
--- a/README.md
+++ b/README.md
@@ -21,14 +21,15 @@ Migrates gitlab repositories with open merge requests from Gitlab to Azure DevOp
 ### Run Options
 
 
-| Name              | Type                  | Description                                                                                                                                                            |
-| ------------------- | ----------------------- |------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
-| `--gitlab-token`  | string (**required**) | Gitlab API token with`api, write_repository` scope. Create access token [here](https://gitlab.com/-/profile/personal_access_tokens)                                    |
-| `--azdo-org`      | string (**required**) | Azure DevOps organization URL`https://dev.azure.com/MYORG`                                                                                                             |
-| `--azdo-token`    | string (**required**) | Azure DevOps Personal Access Token with`Code - Read, write, & manage` scope. Create one at `https://dev.azure.com/MYORG/_usersSettings/tokens`                         |
-| `--azdo-endpoint` | string (**optional**) | Azure DevOps service endpoint for gitlab. If you're importing private repositories you need to setup service endpoint for gitlab authentication. See below for details |
-| `--config`        | string (**optional**) | Project configuration file - see projects.example.json or [below](#config-file)                                                                                        |
-| `--recreate-repo` | bool (**optional**)   | If added, script will first try to delete repository in AzDO before it creates a new one.**Use with caution as the action is irreversible**                            |
+| Name                      | Type                  | Description                                                                                                                                                            |
+| ------------------------- | --------------------- |------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| `--gitlab-token`          | string (**required**) | Gitlab API token with`api, write_repository` scope. Create access token [here](https://gitlab.com/-/profile/personal_access_tokens)                                    |
+| `--azdo-org`              | string (**required**) | Azure DevOps organization URL`https://dev.azure.com/MYORG`                                                                                                             |
+| `--azdo-token`            | string (**required**) | Azure DevOps Personal Access Token with`Code - Read, write, & manage` scope. Create one at `https://dev.azure.com/MYORG/_usersSettings/tokens`                         |
+| `--azdo-endpoint`         | string (**optional**) | Azure DevOps service endpoint for gitlab. If you're importing private repositories you need to setup service endpoint for gitlab authentication. See below for details |
+| `--config`                | string (**optional**) | Project configuration file - see projects.example.json or [below](#config-file)                                                                                        |
+| `--custom-gitlab-api-url` | string (**optional**) | If specified, this will connect to a self-hosted GitLab instance instead of Gitlab.com. Format should be "https://gitlab.myorg.com/api/v4"                             |
+| `--recreate-repo`         | bool (**optional**)   | If added, script will first try to delete repository in AzDO before it creates a new one.**Use with caution as the action is irreversible**                            |
 
 ### Service endpoint configuration
 
@@ -44,7 +45,7 @@ If you're importing private repositories you need to configure [Service Endpoint
    3. Password/Token Key `YOUR GITLAB API TOKEN`
    4. Service connection name `AzDO migration` (or any other descriptive text)
 6. Click Save
-7. Click on your service endpoint and your identificator will be visible in the URL
+7. Click on your service endpoint and your identificator will be visible in the URL. Only the UUID portion is needed.
    `https://dev.azure.com/MYORG/MYPROJECT/_settings/adminservices?resourceId=**SERVICE_ENDPOINT**`
 8. You can remove the service endpoint once you're done importing your repositories.
 
diff --git a/main.go b/main.go
index bd921fc..89e6b70 100644
--- a/main.go
+++ b/main.go
@@ -23,6 +23,7 @@ var (
 	azdoToken           = kingpin.Flag("azdo-token", "Azure DevOps Personal Access Token").Required().String()
 	azdoServiceEndpoint = kingpin.Flag("azdo-endpoint", "Azure DevOps service endpoint for gitlab").Default("").String()
 	configFile          = kingpin.Flag("config", "Projects configuration file").Default("projects.json").String()
+	customGitlabApiUrl  = kingpin.Flag("custom-gitlab-api-url", "Self-Hosted GitLab instance. If specified, this will connect to a self-hosted GitLab instance instead of GitLab.com").Default("").String()
 	recreateRepository  = kingpin.Flag("recreate-repo", "If true, repository in azdo will be deleted first and created again. Use with caution").Default("false").Bool()
 	//SuggestionReplacer Regex to match gitlab suggestion schema so that it can be replaced to azdo schema
 	SuggestionReplacer = regexp.MustCompile("```suggestion:.*")
@@ -429,9 +430,17 @@ func initAzdo() (context.Context, git.Client) {
 }
 
 func initGitlab() *gitlab.Client {
-	gitlabClient, err := gitlab.NewClient(*gitlabToken)
-	if err != nil {
-		log.Fatal(err)
+	if *customGitlabApiUrl == "" {
+		gitlabClient, err := gitlab.NewClient(*gitlabToken)
+		if err != nil {
+			log.Fatal(err)
+		}
+		return gitlabClient
 	}
-	return gitlabClient
-}
+
+	gitlabClientCustom, errCustom := gitlab.NewClient(*gitlabToken, gitlab.WithBaseURL(*customGitlabApiUrl))
+	if errCustom != nil {
+		log.Fatal(errCustom)
+	}
+	return gitlabClientCustom
+}
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