diff --git a/creation.html b/creation.html
index a7c529d2..cbbf8844 100755
--- a/creation.html
+++ b/creation.html
@@ -783,9 +783,13 @@
             let projectName = params.get("project");
 
             if (projectName) {
+              // 2. Garante a extensão para a API (opcional, mas seguro)
+              if (!projectName.toLowerCase().endsWith(".mmp")) {
+                projectName += ".mmp";
+              }
 
               // 3. Monta a URL da API Python e inicia o download
-              const apiUrl = `https://alice.ufsj.edu.br:33002/api/download/${projectName}`;
+              const apiUrl = `/api/download/${projectName}`;
               
               // Feedback visual rápido
               downloadBtn.style.opacity = "0.5";
@@ -843,7 +847,7 @@
             uploadSampleBtn.style.pointerEvents = "none";
 
             try {
-              const response = await fetch("https://alice.ufsj.edu.br:33002/api/upload/sample", {
+              const response = await fetch("/api/upload/sample", {
                 method: "POST",
                 body: formData
               });