diff --git a/README.md b/README.md
index 99735fb..aae0e44 100644
--- a/README.md
+++ b/README.md
@@ -5,4 +5,10 @@
 ```
 export FLASK_APP=period; export FLASK_ENV=development; flask run
 
+```
+
+To (re)initialize the database:
+
+```
+ flask init-db
 ```
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