diff --git a/src/server/lib/repositoryUrlValidation.js b/src/server/lib/repositoryUrlValidation.js
index 4c7244d..07be80a 100644
--- a/src/server/lib/repositoryUrlValidation.js
+++ b/src/server/lib/repositoryUrlValidation.js
@@ -2,10 +2,10 @@
  * Repository URL validation (JS mirror for server.js).
  */
 const VALID_REPO_URL =
-  /^(https?:\/\/)(github\.com|gitlab\.com|bitbucket\.org|[^/]+)\/[^/]+\/[^/]+$/;
+  /^https?:\/\/[^/]+\/.+$/;
 
 export const REPO_URL_ERROR_MESSAGE =
-  'Invalid repository URL. Supported: GitHub, GitLab, Bitbucket, and custom Git servers (e.g. https://host/owner/repo).';
+  'Invalid repository URL. Supported: GitHub, GitLab, Bitbucket, and custom Git servers (e.g. https://host/owner/repo or https://host/group/sub-group/repo).';
 
 export function isValidRepositoryUrl(url) {
   if (typeof url !== 'string' || !url.trim()) return false;
diff --git a/src/server/lib/repositoryUrlValidation.ts b/src/server/lib/repositoryUrlValidation.ts
index 7a37f5e..acf791c 100644
--- a/src/server/lib/repositoryUrlValidation.ts
+++ b/src/server/lib/repositoryUrlValidation.ts
@@ -4,10 +4,10 @@
  */
 
 const VALID_REPO_URL =
-  /^(https?:\/\/)(github\.com|gitlab\.com|bitbucket\.org|[^/]+)\/[^/]+\/[^/]+$/;
+  /^https?:\/\/[^/]+\/.+$/;
 
 export const REPO_URL_ERROR_MESSAGE =
-  'Invalid repository URL. Supported: GitHub, GitLab, Bitbucket, and custom Git servers (e.g. https://host/owner/repo).';
+  'Invalid repository URL. Supported: GitHub, GitLab, Bitbucket, and custom Git servers (e.g. https://host/owner/repo or https://host/group/sub-group/repo).';
 
 export type RepoProvider = 'github' | 'gitlab' | 'bitbucket' | 'custom';