diff --git a/docs/versions/next.json b/docs/versions/next.json
index c87ab18cdf5..9552b366139 100644
--- a/docs/versions/next.json
+++ b/docs/versions/next.json
@@ -1 +1 @@
-{"version":"6.4.0-alpha.20","info":{"plain":"### Bug Fixes\n\n- CSF3: Fix custom render function ([#15668](https://github.com/storybookjs/storybook/pull/15668))\n\n### Dependency Upgrades\n\n- Remove glob-base dependency ([#15399](https://github.com/storybookjs/storybook/pull/15399))"}}
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+{"version":"6.4.0-alpha.21","info":{"plain":"### Bug Fixes\n\n- CLI: Fix debug webpack output in static build ([#15674](https://github.com/storybookjs/storybook/pull/15674))\n- Controls: Fix boolean toggle style to match underlying value ([#15676](https://github.com/storybookjs/storybook/pull/15676))\n- Components: Fix Button to accept href attribute ([#15671](https://github.com/storybookjs/storybook/pull/15671))"}}
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