diff --git a/README.md b/README.md
index 9fb26b10..09bfb481 100644
--- a/README.md
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@@ -1,4 +1,4 @@
 Audio
 ===
 
-Audio Signal Processing tools for the <a href="http://redhenlab.org">distributed Little Red Hen Lab</a>.
+Audio Signal Processing tools for the <a href="https://www.redhenlab.org/">distributed Little Red Hen Lab</a>.