diff --git a/index.html b/index.html
index ecdee8c..ffd9331 100644
--- a/index.html
+++ b/index.html
@@ -118,7 +118,7 @@ <h1 class="display-4" style="margin-top:0.5em">Get Started</h1>
 
           <a href="https://github.com/cantaloupe-project/cantaloupe/releases" class="btn btn-lg btn-success download-button"><i class="fa fa-download"></i> Download</a>
 
-          <p class="text-muted">Requires Java 17+</p>
+          <p class="text-muted">Requires Java 21+</p>
 
           <p><a class="btn btn-sm btn-dark" href="https://github.com/cantaloupe-project/cantaloupe/releases">
             <i class="fa fa-download"></i> Download an Older Version</a></p>
diff --git a/manual/5.0/getting-started.html b/manual/5.0/getting-started.html
index 38bb024..9a14f21 100644
--- a/manual/5.0/getting-started.html
+++ b/manual/5.0/getting-started.html
@@ -19,7 +19,7 @@ <h1>Getting Started</h1>
 
 <h2 id="Requirements">Requirements</h2>
 
-<p>The base requirement is Java 17. Newer versions are also likely to work. Optional components, like particular <a href="sources.html">sources</a>, <a href="processors.html">processors</a>, or <a href="caching.html">caches</a>, may have requirements of their own.</p>
+<p>The base requirement is Java 21. Cantaloupe is tested to work on the two most recent LTS versions of Java (currently 21 and 25) and latest non-LTS (currently 27). Optional components, like particular <a href="sources.html">sources</a>, <a href="processors.html">processors</a>, or <a href="caching.html">caches</a>, may have requirements of their own.</p>
 
 <hr>