diff --git a/linktreeclone-backend/src/main/java/br/com/linktreeclone/exception/InvalidTokenException.java b/linktreeclone-backend/src/main/java/br/com/linktreeclone/exception/InvalidTokenException.java
new file mode 100644
index 0000000..60c8921
--- /dev/null
+++ b/linktreeclone-backend/src/main/java/br/com/linktreeclone/exception/InvalidTokenException.java
@@ -0,0 +1,8 @@
+package br.com.linktreeclone.exception;
+
+public class InvalidTokenException extends RuntimeException
+{
+    public InvalidTokenException(String message) {
+        super(message);
+    }
+}
diff --git a/linktreeclone-backend/src/main/java/br/com/linktreeclone/exception/RestExceptionHandler.java b/linktreeclone-backend/src/main/java/br/com/linktreeclone/exception/RestExceptionHandler.java
index 12c69e1..8782ca9 100644
--- a/linktreeclone-backend/src/main/java/br/com/linktreeclone/exception/RestExceptionHandler.java
+++ b/linktreeclone-backend/src/main/java/br/com/linktreeclone/exception/RestExceptionHandler.java
@@ -38,4 +38,16 @@ public ResponseEntity<ErrorResponse> handleUnauthorizedException(UnauthorizedExc
 
         return new ResponseEntity<>(errorResponse, HttpStatus.FORBIDDEN);
     }
+
+    @ExceptionHandler(InvalidTokenException.class)
+    public ResponseEntity<ErrorResponse> handleInvalidTokenException(InvalidTokenException ex, WebRequest request) {
+        ErrorResponse errorResponse = new ErrorResponse(
+                LocalDateTime.now(),
+                HttpStatus.FORBIDDEN.value(),
+                "Forbidden",
+                ex.getMessage(),
+                request.getDescription(false).replace("uri=", "")
+        );
+        return new ResponseEntity<>(errorResponse, HttpStatus.FORBIDDEN);
+    }
 }
diff --git a/linktreeclone-backend/src/main/java/br/com/linktreeclone/security/TokenService.java b/linktreeclone-backend/src/main/java/br/com/linktreeclone/security/TokenService.java
index c4193f2..0a59aec 100644
--- a/linktreeclone-backend/src/main/java/br/com/linktreeclone/security/TokenService.java
+++ b/linktreeclone-backend/src/main/java/br/com/linktreeclone/security/TokenService.java
@@ -1,6 +1,7 @@
 package br.com.linktreeclone.security;
 
 import br.com.linktreeclone.entity.User;
+import br.com.linktreeclone.exception.InvalidTokenException;
 import io.jsonwebtoken.Jwts;
 import io.jsonwebtoken.SignatureAlgorithm;
 import io.jsonwebtoken.security.Keys;
@@ -53,7 +54,7 @@ public String validateToken(String token)
                     .getSubject();
         }
         catch (Exception e) {
-            throw new RuntimeException("Token JWT expirado ou inválido");
+            throw new InvalidTokenException("Token JWT expirado ou inválido");
         }
     }
 }
\ No newline at end of file
diff --git a/linktreeclone-frontend/src/api/axiosConfig.js b/linktreeclone-frontend/src/api/axiosConfig.js
index 9e707df..2a967aa 100644
--- a/linktreeclone-frontend/src/api/axiosConfig.js
+++ b/linktreeclone-frontend/src/api/axiosConfig.js
@@ -1,7 +1,7 @@
 import axios from 'axios';
 
 const apiClient = axios.create({
-  baseURL: 'https://linktree-clone-api-238899108893.southamerica-east1.run.app',
+  baseURL: 'https://linktree-clone-api-faw777jkuq-rj.a.run.app',
 });
 
 
@@ -15,4 +15,18 @@ apiClient.interceptors.request.use((config) => {
   return Promise.reject(error);
 });
 
+apiClient.interceptors.response.use(
+  (response) => {
+    return response;
+  }, 
+  (error) => {
+    if (error.response && (error.response.status === 401 || error.response.status === 403)) {
+      localStorage.removeItem('authToken');
+      window.location.href = '/login'; 
+      console.log('Sessão expirada. Redirecionando para o login.');
+    }
+    return Promise.reject(error);
+  }
+);
+
 export default apiClient;
\ No newline at end of file