diff --git a/_data/staff.yml b/_data/staff.yml
index e914151..dbf8685 100644
--- a/_data/staff.yml
+++ b/_data/staff.yml
@@ -2,7 +2,7 @@ Instructors:
     - name: Katerina Fragkiadaki
       email: katef@cs.cmu.edu
       url: https://www.cs.cmu.edu/~katef/
-      office-hours: 
+      office-hours: Monday, Wednesday 1-1.30pm
       image: staff/katef.jpeg
 
 EducationAssociates: