diff --git a/src/teaching/cse-562/2017sp/index.erb b/src/teaching/cse-562/2017sp/index.erb
index 92130d92..d1dd9f3a 100644
--- a/src/teaching/cse-562/2017sp/index.erb
+++ b/src/teaching/cse-562/2017sp/index.erb
@@ -127,16 +127,20 @@ classContent:
     topic: Parallel Queries
     meta:
       slides: slides/2017-04-25-Parallelism.pdf
+      video: https://youtu.be/Is7i1wbpdkc
   - date: Apr. 27
     topic: Parallel Updates
     meta:
       slides: slides/2017-04-27-ParallelUpdates.pdf
+      video: https://youtu.be/zrgOth7m3Eg
   - date: May. 2
     topic: Probabilistic Databases
     meta:
       c-tables: https://github.com/UBOdin/mimir/wiki/Concepts-CTables
   - date: May. 4
     topic: Probabilistic Databases
+    meta:
+      video: https://youtu.be/15qTZ7q69x4
   - date: May. 9
     topic: Final Exam Review
   - date: May. 11