diff --git a/SignUp/signup.js b/SignUp/signup.js
index 95675265..a6a9ba95 100644
--- a/SignUp/signup.js
+++ b/SignUp/signup.js
@@ -13,6 +13,12 @@ document.addEventListener("DOMContentLoaded", () => {
             alert("Every field is required");
             return;
         }
+        
+        const emailPattern = /^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$/;
+        if (!emailPattern.test(email)) {
+            alert("Please enter a valid email address.");
+            return; // Stop the function if the email is not in the right format
+        }
 
         const userdata = {
             name,
diff --git a/login/login.html b/login/login.html
index da164510..fa23aea0 100644
--- a/login/login.html
+++ b/login/login.html
@@ -83,6 +83,13 @@ <h1>Login to Your Account</h1>
 
         const email = document.querySelector("#gmail").value;
         const password = document.querySelector("#password").value;
+
+        const emailPattern = /^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.[a-zA-Z]{2,}$/;
+        if (!emailPattern.test(email)) {
+            alert("Please enter a valid email address.");
+            return; // Stop the function if email is not in the right format
+        }
+        
         const userData = {
             email,
             password