diff --git a/src/utils/repo-path.ts b/src/utils/repo-path.ts
index 22330d275..f7b790c6c 100644
--- a/src/utils/repo-path.ts
+++ b/src/utils/repo-path.ts
@@ -1,6 +1,6 @@
 export const MAX_REPO_PATH_LENGTH = 512
 
-const REPO_PATH_SEGMENT_PATTERN = /^[a-zA-Z0-9._$+-]+$/
+const REPO_PATH_SEGMENT_PATTERN = /^[a-zA-Z0-9._$+\[\]-]+$/
 
 export function isValidRepoPath(path: string) {
   if (path === '') {
diff --git a/tests/repo-path.test.ts b/tests/repo-path.test.ts
index b990d1ebc..95b0ee17a 100644
--- a/tests/repo-path.test.ts
+++ b/tests/repo-path.test.ts
@@ -34,6 +34,12 @@ assert.equal(
   'query delimiters are rejected',
 )
 
+assert.equal(
+  isValidRepoPath('examples/svelte/ssr/src/routes/[postId]/+page.svelte'),
+  true,
+  'SvelteKit/Next.js dynamic route bracket segments are valid repo path segments',
+)
+
 assert.equal(
   joinRepoPath('examples/react/start-basic', 'src/routes/__root.tsx'),
   'examples/react/start-basic/src/routes/__root.tsx',