diff --git a/config.org b/config.org
index 240570c..118314f 100644
--- a/config.org
+++ b/config.org
@@ -2838,19 +2838,21 @@ Org mode offers a useful tag hierarchy system, configured via ~org-tag-alist~. W
   "An alist where the car is the name of a class subject (typically
 four capitalized letters), and the cdr is a list of sub-tags.")
 
-(defvar classes-mwf '()
-  "Classes that belong under the :MWF: tag.")
-(defvar classes-tr '()
-  "Classes that belong under the :TR: tag.")
+(defvar classes-inperson '()
+  "Classes that have at least one in-person lecture, and thus
+belong under the :inperson: tag.")
 (defvar classes-online '()
-  "Classes that belong under the :Online: tag.")
+  "Classes that are entirely online, and thus belong under
+the :online: tag.")
 
 (after! org
-  (setq classes-mwf    '(("PHIL2010" . ?1) ("CSE1322" . ?2))
-        classes-tr     '(("MATH2345" . ?3) ("CSE1322L" . ?4))
-        classes-online '()
-        subject-alist  '(("MATH" ("calculus") ("algebra"))
-                         ("HIST") ("POLS") ("ECON") ("PHIL")))
+  (setq classes-inperson '(("CS3502" . ?1) ("STAT2332" . ?2)
+                           ("CS4306" . ?3) ("ENGL1102" . ?4))
+        classes-online   '()
+        subject-alist    '(("MATH" ("calculus") ("algebra"))
+                           ("HIST") ("POLS") ("ECON") ("PHIL")
+                           ("CS" ("programming"))
+                           ("CSE") ("ART") ("AMST")))
 
   (setq org-tag-persistent-alist
         `(("area" . ?A) ("goal" . ?G) ("project" . ?P) ("meta" . ?M)
@@ -2868,15 +2870,12 @@ four capitalized letters), and the cdr is a list of sub-tags.")
              subject-alist)
 
           (:startgroup) ("college")
-          (:grouptags) ("TR") ("MWF") ("Online") (:endgroup)
+          (:grouptags) ("inperson") ("online") (:endgroup)
 
-          (:startgroup) ("MWF")
-          (:grouptags) ,@classes-mwf (:endgroup)
+          (:startgroup) ("inperson")
+          (:grouptags) ,@classes-inperson (:endgroup)
 
-          (:startgroup) ("TR")
-          (:grouptags) ,@classes-tr (:endgroup)
-
-          (:startgroup) ("Online")
+          (:startgroup) ("online")
           (:grouptags) ,@classes-online (:endgroup))))
 #+end_src