diff --git a/examples/photos_repl.py b/examples/photos_repl.py
index 322de755..f50931e0 100755
--- a/examples/photos_repl.py
+++ b/examples/photos_repl.py
@@ -1,9 +1,12 @@
 #!/usr/bin/env python3 -i
 
-# open an interactive REPL with photosdb and photos defined
+# Open an interactive REPL with photosdb and photos defined
 # as osxphotos.PhotosDB() and PhotosDB.photos respectively
 # useful for debugging or exploring the Photos database
 
+# If you run this using python from command line, do so with -i flag:
+# python3 -i examples/photos_repl.py
+
 import sys
 
 # click needed since this uses a couple of functions from CLI (__main__.py)