diff --git a/packages/twenty-server/src/main.ts b/packages/twenty-server/src/main.ts
index e1889a3413..530e8fc98c 100644
--- a/packages/twenty-server/src/main.ts
+++ b/packages/twenty-server/src/main.ts
@@ -62,7 +62,7 @@ const bootstrap = async () => {
   app.use(
     '/graphql',
     graphqlUploadExpress({
-      maxFieldSize: bytes(settings.storage.maxFileSize),
+      maxFieldSize: bytes(settings.storage.maxFileSize)!,
       maxFiles: 10,
     }),
   );
@@ -70,7 +70,7 @@ const bootstrap = async () => {
   app.use(
     '/metadata',
     graphqlUploadExpress({
-      maxFieldSize: bytes(settings.storage.maxFileSize),
+      maxFieldSize: bytes(settings.storage.maxFileSize)!,
       maxFiles: 10,
     }),
   );
diff --git a/packages/twenty-server/test/integration/utils/create-app.ts b/packages/twenty-server/test/integration/utils/create-app.ts
index ea8dfafc03..4b9e1eee86 100644
--- a/packages/twenty-server/test/integration/utils/create-app.ts
+++ b/packages/twenty-server/test/integration/utils/create-app.ts
@@ -88,7 +88,7 @@ export const createApp = async (
   app.use(
     '/graphql',
     graphqlUploadExpress({
-      maxFieldSize: bytes(settings.storage.maxFileSize),
+      maxFieldSize: bytes(settings.storage.maxFileSize)!,
       maxFiles: 10,
     }),
   );
@@ -96,7 +96,7 @@ export const createApp = async (
   app.use(
     '/metadata',
     graphqlUploadExpress({
-      maxFieldSize: bytes(settings.storage.maxFileSize),
+      maxFieldSize: bytes(settings.storage.maxFileSize)!,
       maxFiles: 10,
     }),
   );
diff --git a/yarn.lock b/yarn.lock
index 7ba741196a..7a02f678ec 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -22793,9 +22793,9 @@ __metadata:
   linkType: hard
 
 "@types/bytes@npm:^3.1.1":
-  version: 3.1.4
-  resolution: "@types/bytes@npm:3.1.4"
-  checksum: 10c0/4649550082e279f32a76a1dda31c3f88370eadfcd0b25fb7cbd22b22ffcc2be45ebe5486c14025acba0718247edb55e376255dcca6d759c833ce4c962e22b683
+  version: 3.1.5
+  resolution: "@types/bytes@npm:3.1.5"
+  checksum: 10c0/5bed1b55a27d0c9c5160567d6df8f73830a95ffabbba735791c8888f83c5dcc9fc901f0b441ca50b07579c9c9ee4ef2b27a2259597182cee831b99b198846cc4
   languageName: node
   linkType: hard