diff --git a/client/dictionaries/mfc_default_keys.dic b/client/dictionaries/mfc_default_keys.dic
index d6db9392b..17e97052b 100644
--- a/client/dictionaries/mfc_default_keys.dic
+++ b/client/dictionaries/mfc_default_keys.dic
@@ -3210,3 +3210,6 @@ b6e56bad206a
 898989063889
 898989428989
 898989048989
+# University of Portsmouth external library card keys
+505254554E49
+505457524954