diff --git a/fresh.gen.ts b/fresh.gen.ts
index 2b0c7d3..d5e2560 100644
--- a/fresh.gen.ts
+++ b/fresh.gen.ts
@@ -3,7 +3,7 @@
 // This file is automatically updated during development when running `dev.ts`.
 
 import * as $_apps_layout from "./routes/(apps)/_layout.tsx";
-import * as $_apps_mobility_api_insert_mobility from "./routes/(apps)/mobility/api/insert_mobility.ts";
+import * as $_apps_mobility_api_insert_mobility from "./routes/(apps)/mobility/api/insert-mobility.ts";
 import * as $_apps_mobility_index from "./routes/(apps)/mobility/index.tsx";
 import * as $_apps_mobility_partials_admin_edit_mobility from "./routes/(apps)/mobility/partials/(admin)/edit_mobility.tsx";
 import * as $_apps_mobility_partials_index from "./routes/(apps)/mobility/partials/index.tsx";
@@ -39,7 +39,7 @@ import type { Manifest } from "$fresh/server.ts";
 const manifest = {
   routes: {
     "./routes/(apps)/_layout.tsx": $_apps_layout,
-    "./routes/(apps)/mobility/api/insert_mobility.ts":
+    "./routes/(apps)/mobility/api/insert-mobility.ts":
       $_apps_mobility_api_insert_mobility,
     "./routes/(apps)/mobility/index.tsx": $_apps_mobility_index,
     "./routes/(apps)/mobility/partials/(admin)/edit_mobility.tsx":
diff --git a/routes/(apps)/mobility/(_islands)/ConsultMobility.tsx b/routes/(apps)/mobility/(_islands)/ConsultMobility.tsx
index 7befa63..49c93ea 100644
--- a/routes/(apps)/mobility/(_islands)/ConsultMobility.tsx
+++ b/routes/(apps)/mobility/(_islands)/ConsultMobility.tsx
@@ -38,7 +38,7 @@ export default function ConsultMobility() {
     const fetchData = async () => {
       console.log("ConsultMobility: Fetching data from API...");
       try {
-        const response = await fetch("/mobility/api/insert_mobility");
+        const response = await fetch("/mobility/api/insert-mobility");
         console.log("ConsultMobility: API response status:", response.status);
 
         if (!response.ok) {
@@ -99,7 +99,7 @@ export default function ConsultMobility() {
                       <td>{student.lastName}</td>
                       <td>{mobility?.startDate || "N/A"}</td>
                       <td>{mobility?.endDate || "N/A"}</td>
-                      <td>{mobility?.weeksCount ?? "N/A"}</td>
+                      <td>{mobility?.weeksCount ?? "0"}</td>
                       <td>{mobility?.destinationCountry || "N/A"}</td>
                       <td>{mobility?.destinationName || "N/A"}</td>
                       <td>{mobility?.mobilityStatus || "N/A"}</td>
diff --git a/routes/(apps)/mobility/(_islands)/EditMobility.tsx b/routes/(apps)/mobility/(_islands)/EditMobility.tsx
index 55c19c6..cfcbd0d 100644
--- a/routes/(apps)/mobility/(_islands)/EditMobility.tsx
+++ b/routes/(apps)/mobility/(_islands)/EditMobility.tsx
@@ -27,7 +27,7 @@ export default function EditMobility() {
 
   useEffect(() => {
     async function fetchMobilityData() {
-      const response = await fetch("/mobility/api/insert_mobility");
+      const response = await fetch("/mobility/api/insert-mobility");
       const data = await response.json();
       console.log("EditMobility: Data fetched successfully:", data);
 
@@ -73,7 +73,7 @@ export default function EditMobility() {
   const handleSave = async () => {
     setIsSaving(true);
     try {
-      const response = await fetch("/mobility/api/insert_mobility", {
+      const response = await fetch("/mobility/api/insert-mobility", {
         method: "POST",
         headers: { "Content-Type": "application/json" },
         body: JSON.stringify({ data: mobilityData }),
@@ -145,7 +145,7 @@ export default function EditMobility() {
                       }
                     />
                   </td>
-                  <td>{entry.weeksCount || "N/A"}</td>
+                  <td>{entry.weeksCount || "0"}</td>
                   <td>
                     <input
                       type="text"
diff --git a/routes/(apps)/mobility/api/insert-mobility.ts b/routes/(apps)/mobility/api/insert-mobility.ts
index 7ccf1f9..4908aab 100644
--- a/routes/(apps)/mobility/api/insert-mobility.ts
+++ b/routes/(apps)/mobility/api/insert-mobility.ts
@@ -89,9 +89,10 @@ export const handler: Handlers = {
           const start = new Date(startDate);
           const end = new Date(endDate);
           if (start <= end) {
-            calculatedWeeksCount = Math.ceil((end.getTime() - start.getTime()) / (7 * 24 * 60 * 60 * 1000));
+            const differenceInDays = Math.ceil((end.getTime() - start.getTime()) / (24 * 60 * 60 * 1000));
+            calculatedWeeksCount = Math.floor(differenceInDays / 7);
           } else {
-            calculatedWeeksCount = null;
+            calculatedWeeksCount = null; 
           }
         }