diff --git a/about.md b/about.md
index aec5a9d..841ce12 100644
--- a/about.md
+++ b/about.md
@@ -16,7 +16,7 @@ I also do some more or less experimental projects with Python, PHP and Rust.
 
 <a href="https://profile.codersrank.io/user/siphalor" aria-label="My CodersRank profile" style="height:350px">
   <span class="cr-placeholder"><!--
-    <codersrank-skills-chart username="Siphalor" branding="false" labels legend skills="C,C++,CSS,Go,HTML,Java,JavaScript,PHP,Python,Rust,SCSS" svg-height="300" aria-hidden="true"></codersrank-skills-chart>
+    <codersrank-skills-chart username="Siphalor" branding="false" labels legend skills="C,C++,CSS,Go,Haskell,HTML,Java,JavaScript,Kotlin,PHP,Python,Rust,SCSS" svg-height="300" aria-hidden="true"></codersrank-skills-chart>
     -->
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   </span>