diff --git a/activity_graph.py b/activity_graph.py
index 6db67e1..d9fba54 100644
--- a/activity_graph.py
+++ b/activity_graph.py
@@ -1,3 +1,12 @@
+# /// script
+# requires-python = ">=3.11"
+# dependencies = [
+#     "matplotlib",
+#     "pandas",
+#     "scipy",
+# ]
+# ///
+
 import argparse
 import datetime
 import json