diff --git a/README.md b/README.md
index 557a08b..4c817da 100644
--- a/README.md
+++ b/README.md
@@ -67,8 +67,10 @@ unless you access private repositories.
   unless you access private repositories. For GitLab, create a token at
   [gitlab.com/-/profile/personal_access_tokens](https://gitlab.com/-/profile/personal_access_tokens).
 - `enterprise_hostname` - For GitHub enterprise: the GitHub enterprise hostname.
-- `gitlab_hostname` - For GitLab: the GitLab hostname if different from
+- `gitlab_hostname` - For GitLab: the GitLab hostname if different from 
   gitlab.com (self-hosted).
+- `api_version` - For GitHub and GitLab self-hosted, the API version part that needs to be appended to the URL. 
+  Defaults to v4 for GitLab, and nothing for GitHub Enterprise (you may need `v3`).
 - `docs_path` - the path to the documentation folder. Defaults to `docs`.
 - `cache_dir` - The path which holds the authors cache file to speed up
   documentation builds. Defaults to `.cache/plugin/git-committers/`. The cache
diff --git a/mkdocs_git_committers_plugin_2/plugin.py b/mkdocs_git_committers_plugin_2/plugin.py
index 48f0b66..76577d0 100644
--- a/mkdocs_git_committers_plugin_2/plugin.py
+++ b/mkdocs_git_committers_plugin_2/plugin.py
@@ -59,9 +59,15 @@ def on_config(self, config):
             LOG.error("git-committers plugin: repository not specified")
             return config
         if self.config['enterprise_hostname'] and self.config['enterprise_hostname'] != '':
-            self.githuburl = "https://" + self.config['enterprise_hostname'] + "/api"
+            if not self.config['api_version']:
+                self.githuburl = "https://" + self.config['enterprise_hostname'] + "/api"
+            else:
+                self.githuburl = "https://" + self.config['enterprise_hostname'] + "/api/" + self.config['api_version']
         if self.config['gitlab_hostname'] and self.config['gitlab_hostname'] != '':
-            self.gitlaburl = "https://" + self.config['gitlab_hostname'] + "/api/v4"
+            if not self.config['api_version']:
+                self.gitlaburl = "https://" + self.config['gitlab_hostname'] + "/api/v4"
+            else:
+                self.gitlaburl = "https://" + self.config['gitlab_hostname'] + "/api/" + self.config['api_version']
             # gitlab_repository must be set
             if not self.config['gitlab_repository']:
                 LOG.error("git-committers plugin: gitlab_repository must be set, with the GitLab project ID")