diff --git a/.github/workflows/build-iso.yml b/.github/workflows/build-iso.yml
index 2496e134..b43835ba 100644
--- a/.github/workflows/build-iso.yml
+++ b/.github/workflows/build-iso.yml
@@ -3,6 +3,7 @@ name: Build NixOS iso
 on:
   schedule:
     - cron: "0 10 * * 2"
+  workflow_dispatch:
 
 jobs:
   build: