diff --git a/gatsby-node.js b/gatsby-node.js
index aa8f105..4aae087 100644
--- a/gatsby-node.js
+++ b/gatsby-node.js
@@ -83,7 +83,7 @@ const exportIndex = (index, conceptScheme, language) => {
     const path = getFilePath(
       (conceptScheme.id.endsWith("/")
         ? conceptScheme.id.slice(0, -1)
-        : conceptScheme.id) + `/cs/search/${language}/${key}`,
+        : conceptScheme.id) + `-cs/search/${language}/${key}`,
       `json`
     )
     createData({
diff --git a/src/templates/helpers.js b/src/templates/helpers.js
index f7992fb..4f93cda 100644
--- a/src/templates/helpers.js
+++ b/src/templates/helpers.js
@@ -97,7 +97,7 @@ export const importIndex = async (
       const path =
         (conceptSchemeId.endsWith("/")
           ? conceptSchemeId.slice(0, -1)
-          : conceptSchemeId) + `/cs/search/${language}/${key}`
+          : conceptSchemeId) + `-cs/search/${language}/${key}`
 
       data = await fetch(withPrefix(getFilePath(path, `json`)))
       const jsonData = await data.json()
diff --git a/test/mocks/mockFetch.js b/test/mocks/mockFetch.js
index 857954e..88aa13a 100644
--- a/test/mocks/mockFetch.js
+++ b/test/mocks/mockFetch.js
@@ -81,28 +81,28 @@ export default async function mockFetch(url) {
         json: async () => res,
       }
     }
-    case "/w3id.org/cs/search/de/prefLabel.cfg.json": {
+    case "/w3id.org-cs/search/de/prefLabel.cfg.json": {
       return {
         ok: true,
         status: 200,
         json: async () => cfg,
       }
     }
-    case "/w3id.org/cs/search/de/prefLabel.ctx.json": {
+    case "/w3id.org-cs/search/de/prefLabel.ctx.json": {
       return {
         ok: true,
         status: 200,
         json: async () => ctx,
       }
     }
-    case "/w3id.org/cs/search/de/prefLabel.map.json": {
+    case "/w3id.org-cs/search/de/prefLabel.map.json": {
       return {
         ok: true,
         status: 200,
         json: async () => map,
       }
     }
-    case "/w3id.org/cs/search/de/reg.json": {
+    case "/w3id.org-cs/search/de/reg.json": {
       return {
         ok: true,
         status: 200,