diff --git a/Dockerfile b/Dockerfile
index 1fceb50..8e93c6f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,4 +2,5 @@ FROM python:3.11-alpine
 COPY ./requirements.txt /app/requirements.txt
 RUN [ "pip", "install", "-r", "/app/requirements.txt" ]
 COPY ./src /app/src
+COPY ./data /app/data
 CMD [ "python", "/app/src/main.py" ]
\ No newline at end of file
diff --git a/src/pis.py b/src/pis.py
index 85d4f01..692d574 100644
--- a/src/pis.py
+++ b/src/pis.py
@@ -1,7 +1,7 @@
 import yaml
 
 def load():  # Programatically add a `toc` field to each entry.
-    with open("../data/pis/gwr.yaml", "r") as data:
+    with open("/app/data/pis/gwr.yaml", "r") as data:
         try:
             pis = yaml.safe_load(data)
             print(pis)