diff --git a/www/_build/doctrees/challenges/challenge-acidification.doctree b/www/_build/doctrees/challenges/challenge-acidification.doctree
index 3f18e42..0b80896 100644
Binary files a/www/_build/doctrees/challenges/challenge-acidification.doctree and b/www/_build/doctrees/challenges/challenge-acidification.doctree differ
diff --git a/www/_build/doctrees/environment.pickle b/www/_build/doctrees/environment.pickle
index de758c5..380f3ae 100644
Binary files a/www/_build/doctrees/environment.pickle and b/www/_build/doctrees/environment.pickle differ
diff --git a/www/_build/html/_sources/challenges/challenge-acidification.rst b/www/_build/html/_sources/challenges/challenge-acidification.rst
index eb2746f..428801e 100644
--- a/www/_build/html/_sources/challenges/challenge-acidification.rst
+++ b/www/_build/html/_sources/challenges/challenge-acidification.rst
@@ -47,7 +47,7 @@ Ocean acidification
 
         :bdg-danger-line:`Challenge`
 
-        Participants should propose a Python code to determine what is the highest pH ever recorded
+        Participants should propose a Python code to determine what is the smallest pH ever recorded
 
         +++
         .. grid:: 2
diff --git a/www/_build/html/challenges/challenge-acidification.html b/www/_build/html/challenges/challenge-acidification.html
index 2a2ff73..83362fe 100644
--- a/www/_build/html/challenges/challenge-acidification.html
+++ b/www/_build/html/challenges/challenge-acidification.html
@@ -298,7 +298,7 @@ <h1>Ocean acidification</h1>
 <p class="sd-card-text"><span class="sd-sphinx-override sd-badge sd-outline-success sd-text-success">Argo</span></p>
 <p class="sd-card-text">Since ocean pH is a dynamic variable that changes on daily, seasonal, interannual, and decadal time scales, it is a perfect fit for the Argo network !</p>
 <p class="sd-card-text"><span class="sd-sphinx-override sd-badge sd-outline-danger sd-text-danger">Challenge</span></p>
-<p class="sd-card-text">Participants should propose a Python code to determine what is the highest pH ever recorded</p>
+<p class="sd-card-text">Participants should propose a Python code to determine what is the smallest pH ever recorded</p>
 </div>
 <div class="sd-card-footer challenge-card-footer docutils">
 <div class="sd-container-fluid sd-sphinx-override sd-mb-4 docutils">
diff --git a/www/_build/html/searchindex.js b/www/_build/html/searchindex.js
index 68e081b..24b432d 100644
--- a/www/_build/html/searchindex.js
+++ b/www/_build/html/searchindex.js
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diff --git a/www/challenges/challenge-acidification.rst b/www/challenges/challenge-acidification.rst
index eb2746f..428801e 100644
--- a/www/challenges/challenge-acidification.rst
+++ b/www/challenges/challenge-acidification.rst
@@ -47,7 +47,7 @@ Ocean acidification
 
         :bdg-danger-line:`Challenge`
 
-        Participants should propose a Python code to determine what is the highest pH ever recorded
+        Participants should propose a Python code to determine what is the smallest pH ever recorded
 
         +++
         .. grid:: 2