diff --git a/index.html b/index.html
index 9a61ecc..2b1311b 100644
--- a/index.html
+++ b/index.html
@@ -513,7 +513,7 @@ <h4 style="text-align:left;color:#09203a">Languages and Databases</h4>
                   <img src="https://www.vectorlogo.zone/logos/python/python-horizontal.svg" alt="vectorlogo.zone" height="50" width="150">
                   <img src="https://www.vectorlogo.zone/logos/java/java-horizontal.svg" alt="vectorlogo.zone" height="50" width="120">
                   <img src="https://www.vectorlogo.zone/logos/w3_html5/w3_html5-ar21.svg" alt="vectorlogo.zone">
-                  <img src="https://upload.wikimedia.org/wikipedia/commons/d/d5/CSS3_logo_and_wordmark.svg" alt="upload.wikimedia.org" height="60" width="90">
+                  <img src="https://www.vectorlogo.zone/logos/w3_css/w3_css-ar21.svg" alt="CSS3 logo">
                   <img src="https://www.vectorlogo.zone/logos/mysql/mysql-horizontal.svg" alt="vectorlogo.zone" height="70" width="130">
                   <img src="https://www.vectorlogo.zone/logos/postgresql/postgresql-horizontal.svg" alt="vectorlogo.zone" height="50" width="190">
 
@@ -529,7 +529,7 @@ <h4 style="text-align:left;color:#09203a">Frameworks</h4>
                   <img src="https://www.vectorlogo.zone/logos/tensorflow/tensorflow-ar21.svg" alt="vectorlogo.zone">
                   <img src="https://www.vectorlogo.zone/logos/pytorch/pytorch-ar21.svg" alt="vectorlogo.zone">
                   <img src="https://www.vectorlogo.zone/logos/opencv/opencv-ar21.svg" alt="vectorlogo.zone">
-                  <img src="https://upload.wikimedia.org/wikipedia/commons/0/05/Scikit_learn_logo_small.svg" alt="upload.wikimedia.org" width="90" height="70">
+                  <img src="https://www.vectorlogo.zone/logos/scikit_learn/scikit_learn-ar21.svg" alt="Scikit-learn logo">
               </p>
           </div>
           <div class="col-md-12 mt-4 mt-md-0 icon-box" data-aos="lefade-up" data-aos-delay="100" style="background:#fff">