diff --git a/db/teaching/cse4_562/2018sp/schedule.json b/db/teaching/cse4_562/2018sp/schedule.json
index 49103d57..9a4a2077 100644
--- a/db/teaching/cse4_562/2018sp/schedule.json
+++ b/db/teaching/cse4_562/2018sp/schedule.json
@@ -56,7 +56,7 @@
     "date": "Feb 12",
     "type": "Lecture",
     "due": "",
-    "topic": "Join Algorithms",
+    "topic": "Extended RA and Join Algorithms",
     "materials": {
     }
   },