diff --git a/README.rst b/README.rst
index 602d2c1..d7b7086 100644
--- a/README.rst
+++ b/README.rst
@@ -40,7 +40,7 @@ or individual libraries can be installed using
 
 Works with the TCA8418 keyboard multiplexor.
 
-`Purchase one from the Adafruit shop <http://www.adafruit.com/products/5606>`_
+`Purchase one from the Adafruit shop <http://www.adafruit.com/products/4918>`_
 
 
 Installing from PyPI
diff --git a/adafruit_tca8418.py b/adafruit_tca8418.py
index 5033dce..7b2795a 100644
--- a/adafruit_tca8418.py
+++ b/adafruit_tca8418.py
@@ -16,7 +16,7 @@
 
 **Hardware:**
 
-* `TCA8418 keyboard multiplexor <http://www.adafruit.com/products/5606>`_
+* `TCA8418 keyboard multiplexor <http://www.adafruit.com/products/4918>`_
 
 **Software and Dependencies:**