diff --git a/action.yml b/action.yml
index b98e32a..8aca4c9 100644
--- a/action.yml
+++ b/action.yml
@@ -6,6 +6,11 @@ description: >
   Publish diff coverage report as PR comment, and create a coverage badge
   to display on the readme.
 inputs:
+  GITHUB_URL:
+    description: >
+      A Github base url, api.github.com by default but can be different in GitHub Enterprise
+    default: "https://api.github.com"
+    required: false
   GITHUB_TOKEN:
     description: >
       A GitHub token to write comments and write the badge to the wiki
diff --git a/src/entrypoint b/src/entrypoint
index 4a9b373..71edb73 100755
--- a/src/entrypoint
+++ b/src/entrypoint
@@ -56,6 +56,7 @@ class Config:
 
     GITHUB_BASE_REF: str
     GITHUB_TOKEN: str
+    GITHUB_BASE_URL: str
     GITHUB_REPOSITORY: str
     GITHUB_REF: str
     BADGE_FILENAME: str = "coverage-comment-badge.json"
@@ -117,7 +118,7 @@ class Config:
 
 
 def get_api(config: Config) -> github.Github:
-    return github.Github(config.GITHUB_TOKEN)
+    return github.Github(config.GITHUB_TOKEN, config.GITHUB_BASE_URL)
 
 
 def get_coverage_info(config: Config) -> dict: