diff --git a/browser-test/apps/README.md b/browser-test/apps/README.md
index 0b28b91..00ba9dd 100644
--- a/browser-test/apps/README.md
+++ b/browser-test/apps/README.md
@@ -9,7 +9,7 @@ mapray access token(`MAPRAY_API_KEY`) needs to be defined.
 
 **To set access token:**
 
-To see the terrian data, you need a [Mapray access token](/doc/developer-guide/GettingStarted/index.md). You can either set an environment variable:
+To see the terrian data, you need a [Mapray access token](https://mapray.com/documents/index.html). You can either set an environment variable:
 
 ```bash
 export MAPRAY_API_KEY=<mapray_access_token>
diff --git a/debug/minimum-esm/README.md b/debug/minimum-esm/README.md
index c5b78f4..192bdb9 100644
--- a/debug/minimum-esm/README.md
+++ b/debug/minimum-esm/README.md
@@ -9,7 +9,7 @@ mapray access token(`MAPRAY_ACCESS_TOKEN`) needs to be defined.
 
 **To set access token:**
 
-To see the terrian data, you need a [Mapray access token](/doc/developer-guide/GettingStarted/index.md). You can either set an environment variable:
+To see the terrian data, you need a [Mapray access token](https://mapray.com/documents/index.html). You can either set an environment variable:
 
 ```bash
 export MAPRAY_ACCESS_TOKEN=<mapray_access_token>
diff --git a/debug/minimum-iife/README.md b/debug/minimum-iife/README.md
index e026f3c..33d3542 100644
--- a/debug/minimum-iife/README.md
+++ b/debug/minimum-iife/README.md
@@ -9,10 +9,10 @@ mapray access token(`MAPRAY_ACCESS_TOKEN`) needs to be defined.
 
 **To set access token:**
 
-To see the terrian data, you need a [Mapray access token](/doc/developer-guide/GettingStarted/index.md) and replace **`<your access token here>`** in DebugViewer.js:
+To see the terrian data, you need a [Mapray access token](https://mapray.com/documents/index.html) and replace **`<your access token here>`** in DebugViewer.js:
 
 ## Copy mapray and ui pacakges
-1. building packages of [mapray](../../packages/mapray) and [ui](../../package.json/ui)
+1. building packages of [mapray](../../packages/mapray) and [ui](../../packages/ui)
 2. copy builded files. Command is as follows.
 ```angular2html
 node copy.js