Update README.md

babel · Jul 22, 2017 · 13ccce2 · 13ccce2
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commit 13ccce2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -99,6 +99,6 @@ If you want to manually upgrade the Babel version used by babel-standalone (or b
 
 1. Upgrade the Babel versions in `package.json`. This can be done with `npm-check-upgrades` (eg. `npm-check-updates -u -a --packageFile ./package.json /^babel\-/`)
 2. Delete `node_modules`, as npm often produces inefficient directory layouts if you upgrade in-place
-3. Run `npm run build`
+3. Run `npm install && npm run build`
 4. Run `npm run test` to ensure it works
 5. Open `examples/example.htm` and ensure it works