diff --git a/services/web/app/src/Features/Project/ProjectListController.mjs b/services/web/app/src/Features/Project/ProjectListController.mjs
index b5957b1e77..348d00f601 100644
--- a/services/web/app/src/Features/Project/ProjectListController.mjs
+++ b/services/web/app/src/Features/Project/ProjectListController.mjs
@@ -535,8 +535,12 @@ async function projectListPage(req, res, next) {
     customerIoEnabled,
     aiBlocked,
     hasAiAssist,
-    lastActive: user.lastActive,
-    signUpDate: user.signUpDate,
+    lastActive: user.lastActive
+      ? Math.floor(user.lastActive.getTime() / 1000)
+      : null,
+    signUpDate: user.signUpDate
+      ? Math.floor(user.signUpDate.getTime() / 1000)
+      : null,
   })
 }