diff --git a/rules/signal_guide.md b/rules/signal_guide.md
index 261af28..7e5040a 100644
--- a/rules/signal_guide.md
+++ b/rules/signal_guide.md
@@ -20,7 +20,7 @@ Before starting the integration, ensure the following:
 
 - You have a [Plaid Developer Dashboard](https://dashboard.plaid.com) account.
 - You have obtained your **client ID** and **Sandbox secret** from the dashboard.
-- You are working in the [Sandbox environment](https://plaid.com/docs/sandbox/overview) where test credentials and institutions are available.
+- You are working in the [Sandbox environment](https://plaid.com/docs/sandbox/) where test credentials and institutions are available.
 - Your development environment can serve both **frontend** and **backend** logic. The backend must be able to securely manage sensitive credentials and handle API calls.
 - You have applied for and received approval for Signal Transaction Scores (or have received Sandbox access while waiting for approval).
 
diff --git a/rules/transfer_guide.md b/rules/transfer_guide.md
index df5dcad..662bacf 100644
--- a/rules/transfer_guide.md
+++ b/rules/transfer_guide.md
@@ -26,7 +26,7 @@ Follow the appropriate respective guide.
 
 - You have a [Plaid Developer Dashboard](https://dashboard.plaid.com) account.
 - You have obtained your **client ID** and **Sandbox secret** from the dashboard.
-- You are working in the [Sandbox environment](https://plaid.com/docs/sandbox/overview) where test credentials and institutions are available.
+- You are working in the [Sandbox environment](https://plaid.com/docs/sandbox/) where test credentials and institutions are available.
 - Your development environment can serve both **frontend** and **backend** logic. The backend must be able to securely manage sensitive credentials and handle API calls.
 
 ## Step 1: Backend - Create a Link Token
diff --git a/sandbox/README.md b/sandbox/README.md
index 22f83df..51f5a05 100644
--- a/sandbox/README.md
+++ b/sandbox/README.md
@@ -26,7 +26,7 @@ A Model Context Protocol server for facilitating integration with Plaid. This se
 
 ### Obtaining API Credentials
 
-1. Sign in to your [Plaid Developer Dashboard](https://developer.plaid.com) account
+1. Sign in to your [Plaid Developer Dashboard](https://dashboard.plaid.com) account
 2. Navigate to **Developers** → **[Keys](https://dashboard.plaid.com/developers/keys)**
 3. Locate your **sandbox credentials**.