diff --git a/wiki/pages/engineering.html b/wiki/pages/engineering.html
index 08e86563822336195538b22d54d0045460eae5cc..58a94079db1b26c577426c3dd473265d727836ef 100644
--- a/wiki/pages/engineering.html
+++ b/wiki/pages/engineering.html
@@ -169,7 +169,7 @@
                 </ol>
                 <p>In the fifth run of making protoplasts we successfully made many protoplasts! We made protoplasts of good quality and in sufficient amounts that we could proceed to use them in transfection experiments.</p>
                 <figure>
-                    <img src="https://static.igem.wiki/teams/4296/wiki/images/fifth-protoplast.png" alt="Fifth round of protoplast isolation">
+                    <img src="https://static.igem.wiki/teams/4296/wiki/images/fifth-protoplast.jpeg" alt="Fifth round of protoplast isolation">
                     <figcaption>Photo of protoplasts isolated from the fifth trial of trying to isolate protoplasts. Many intact protoplasts are visible and some cells have been sheared.</figcaption>
                 </figure>
                 <br><br>
diff --git a/wiki/pages/index.html b/wiki/pages/index.html
index d991d6028e86f4c697facd9830781701ab030695..b68844ac3b9e0881686129d411c2fe4f7263a081 100644
--- a/wiki/pages/index.html
+++ b/wiki/pages/index.html
@@ -131,8 +131,8 @@
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