diff --git a/aima-data b/aima-data
index 4070e9b51..7dda9f816 160000
--- a/aima-data
+++ b/aima-data
@@ -1 +1 @@
-Subproject commit 4070e9b51302cd681127d740409070a2078a4b4e
+Subproject commit 7dda9f8165f1f4b7e5c17893d9f96469ece3c08d