diff --git a/backup.html b/backup.html
index 7968cf1..e30f7b1 100644
--- a/backup.html
+++ b/backup.html
@@ -65,7 +65,7 @@ <h2 class="section__title section__title--about">Who I am</h2>
           officia deserunt mollit anim id est laborum.</p>
     </div>
 
-    <img src="img/foto.jpeg" alt="" class="about-me__img">
+    <img src="img/foto.jpeg" alt="img/image-not-found.jpeg" class="about-me__img">
   </section>
 
   <!-- My Work -->
@@ -77,27 +77,27 @@ <h2 class="section__title section_title--work">Kunden</h2>
 
       <!-- Portfolio itme 01 -->
       <a href="#" class="portfolio__item">
-        <img src="img/tisch.jpeg" alt="" class="portfolio__img">
+        <img src="img/tisch.jpeg" alt="img/image-not-found.jpeg" class="portfolio__img">
       </a>
 
       <!-- Portfolio itme 02 -->
       <a href="#" class="portfolio__item">
-        <img src="img/gewicht.jpeg" alt="" class="portfolio__img">
+        <img src="img/gewicht.jpeg" alt="img/image-not-found.jpeg" class="portfolio__img">
       </a>
 
       <!-- Portfolio itme 03 -->
       <a href="#" class="portfolio__item">
-        <img src="img/gläser.jpeg" alt="" class="portfolio__img">
+        <img src="img/gläser.jpeg" alt="img/image-not-found.jpeg" class="portfolio__img">
       </a>
 
       <!-- Portfolio itme 04 -->
       <a href="#" class="portfolio__item">
-        <img src="img/laden.jpeg" alt="" class="portfolio__img">
+        <img src="img/laden.jpeg" alt="img/image-not-found.jpeg" class="portfolio__img">
       </a>
 
       <!-- Portfolio itme 05 -->
       <a href="#" class="portfolio__item">
-        <img src="img/landschaft.jpeg" alt="" class="portfolio__img">
+        <img src="img/landschaft.jpeg" alt="img/image-not-found.jpeg" class="portfolio__img">
       </a>
 
       <!-- Portfolio itme 06 -->
diff --git a/index.html b/index.html
index 9e4a3fe..d42d32a 100644
--- a/index.html
+++ b/index.html
@@ -20,7 +20,7 @@
   <body>
     <header>
       <div class="logo">
-        <!-- <img src="img/logo.png" alt=""> -->
+        <!-- <img src="img/logo.png" alt="img/image-not-found.jpeg"> -->
       </div>
       <button type="button" name="button" class="nav-toggle" aria-label="toggle navigation">
         <span class="hamburger"></span>
@@ -41,7 +41,7 @@ <h1 class="section__title section__title--intro">
         Hi, I am <strong> Fabio Scagliola </strong>
       </h1>
       <p class="section__subtitle section__subtitle--intro">MEDIA COMPUTER SCIENCE</p>
-      <img src="img/image-not-found.jpeg" alt="" class="intro__img">
+      <img src="img/image-not-found.jpeg" alt="img/image-not-found.jpeg" class="intro__img">
     </section>
     
 
@@ -231,8 +231,8 @@ <h2 class="section__title section__title--about">Data Analytics</h2>
             <div class="about-me__img">
               
               
-              <img src="img/DataAnalytics1.png" alt="" class="item">
-              <img src="img/DataAnalytics2.png" alt="" class="item">
+              <img src="img/DataAnalytics1.png" alt="img/image-not-found.jpeg" class="item">
+              <img src="img/DataAnalytics2.png" alt="img/image-not-found.jpeg" class="item">
   
               <button class="prev-btn switch-button left"><</button>
               <button class="next-btn switch-button right">></button>
@@ -261,8 +261,8 @@ <h2 class="section__title section__title--about">ESP 32</h2>
     
               <div class="about-me__img">
                 
-                <img src="img/ESP32HeartrateApp.jpg" alt="" class="item">
-                <img src="img/ESP32HeartrateApp2.jpg" alt="" class="item">
+                <img src="img/ESP32HeartrateApp.jpg" alt="img/image-not-found.jpeg" class="item">
+                <img src="img/ESP32HeartrateApp2.jpg" alt="img/image-not-found.jpeg" class="item">
     
                 <button class="prev-btn switch-button left"><</button>
                 <button class="next-btn switch-button right">></button>
@@ -291,8 +291,8 @@ <h2 class="section__title section__title--about">Image Processing Business</h2>
       
                 <div class="about-me__img">
                   
-                  <img src="img/Webstore1.jpg" alt="" class="item">
-                  <img src="img/Webstore2.jpg" alt="" class="item">
+                  <img src="img/Webstore1.jpg" alt="img/" class="item">
+                  <img src="img/Webstore2.jpg" alt="img/image-not-found.jpeg" class="item">
       
                   <button class="prev-btn switch-button left"><</button>
                   <button class="next-btn switch-button right">></button>
