diff --git a/Sources/AcknowList/GitHubAPI.swift b/Sources/AcknowList/GitHubAPI.swift
index feea5a2..4157a81 100644
--- a/Sources/AcknowList/GitHubAPI.swift
+++ b/Sources/AcknowList/GitHubAPI.swift
@@ -66,7 +66,9 @@ open class GitHubAPI {
         let path = pathWithoutExtension(for: repository)
         let url  = "https://api.github.com/repos\(path)/license"
         var request = URLRequest(url: URL(string: url)!)
-        request.allHTTPHeaderFields = ["Accept": "application/vnd.github.raw"]
+        request.allHTTPHeaderFields = [
+            "Accept": "application/vnd.github.raw",
+            "X-GitHub-Api-Version": "2022-11-28"]
         return request
     }
 
diff --git a/Tests/AcknowListTests/GitHubAPITests.swift b/Tests/AcknowListTests/GitHubAPITests.swift
index 3822013..ec94078 100644
--- a/Tests/AcknowListTests/GitHubAPITests.swift
+++ b/Tests/AcknowListTests/GitHubAPITests.swift
@@ -25,7 +25,7 @@ class GitHubAPITests: XCTestCase {
         let request = GitHubAPI.getLicenseRequest(for: repoURL)
 
         XCTAssertEqual(request.url?.absoluteString, "https://api.github.com/repos/vtourraine/AcknowList/license")
-        XCTAssertEqual(request.allHTTPHeaderFields, ["Accept": "application/vnd.github.raw"])
+        XCTAssertEqual(request.allHTTPHeaderFields, ["Accept": "application/vnd.github.raw", "X-GitHub-Api-Version": "2022-11-28"])
         XCTAssertEqual(request.httpMethod, "GET")
     }
 }