diff --git a/docs/guides/awaiting-asynchronous-execution.md b/docs/guides/awaiting-asynchronous-execution.md
index 340817c6..4488d23c 100644
--- a/docs/guides/awaiting-asynchronous-execution.md
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 layout: page.njk
 title: Awaiting asynchronous execution
 tags: guide
-permalink: guides/awaiting-asynchronous-execution.md
+permalink: guides/awaiting-asynchronous-execution.html
 ---
 
 In a scenario where it's necessary to `await` the machine to enter a `final`