diff --git a/lib/store.js b/lib/store.js
index 661b4b2..df0d4cb 100644
--- a/lib/store.js
+++ b/lib/store.js
@@ -45,4 +45,11 @@ function search(term) {
   return matches(load().notes, term);
 }
 
-module.exports = { all, add, remove, search, matches };
+function edit(id, text) {
+  const data = load();
+  const note = data.notes.find((n) => n.id === id);
+  note.text = text;
+  save(data);
+}
+
+module.exports = { all, add, remove, search, matches, edit };
diff --git a/notes.js b/notes.js
index df64a18..3b6ecf8 100644
--- a/notes.js
+++ b/notes.js
@@ -39,6 +39,13 @@ function main() {
       }
       break;
     }
+    case "edit": {
+      const id = Number(rest[0]);
+      const text = rest.slice(1).join(" ").trim();
+      store.edit(id, text);
+      console.log(`Updated note #${id}`);
+      break;
+    }
     case "delete": {
       const id = Number(rest[0]);
       const ok = store.remove(id);
@@ -46,7 +53,7 @@ function main() {
       break;
     }
     default:
-      console.log("Commands: add <text> | list | search <term> | delete <id>");
+      console.log("Commands: add <text> | list | search <term> | edit <id> <text> | delete <id>");
       console.log(`(Session locks after ${config.SESSION_TIMEOUT_MINUTES} minutes of inactivity.)`);
   }
 }