diff --git a/data/pis/gwr-west.yaml b/data/pis/gwr.yaml
similarity index 100%
rename from data/pis/gwr-west.yaml
rename to data/pis/gwr.yaml
diff --git a/src/pis.py b/src/pis.py
index fbccf3d..85d4f01 100644
--- a/src/pis.py
+++ b/src/pis.py
@@ -1,7 +1,7 @@
 import yaml
 
-def load():
-    with open("../data/pis/gwr-west.yaml", "r") as data:
+def load():  # Programatically add a `toc` field to each entry.
+    with open("../data/pis/gwr.yaml", "r") as data:
         try:
             pis = yaml.safe_load(data)
             print(pis)