diff --git a/README.md b/README.md
index ead240fb..87852a67 100644
--- a/README.md
+++ b/README.md
@@ -7,4 +7,12 @@ A general guide on setting up your microscope, including OpenFlexure eV, can be
 
 ## Develop
 * Clone the repo, and run `npm install`
-* Scripts to build, and package Electron apps, are included in `package.json`
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+* Scripts to build, and package Electron apps, are included in `package.json`
+
+## Builds and deployment
+* Binaries will be built for testing on merge requests, and manual CI triggers
+    * These builds expire after a week, and are intended for testing only.
+
+* Binaries will be built **and deployed** when a merge into `stable` completes.
+    * These binaries will expire on GitLab after a week, but will be permanantly
+    deployed to http://build.openflexure.org/openflexure-ev
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