diff --git a/README.md b/README.md
index 68d99319a1fbf3572e48ddfb8b1f830d24c09bf3..1c893dbe083b4767e68ca3f2ab70e56db6f75571 100644
--- a/README.md
+++ b/README.md
@@ -8,4 +8,6 @@ More extensive documentation is [online at clank.tools/tools](https://clank.tool
 
 ![illustration](log/images/2021-04-30_multitool-dwg.png)
 
-![demo video](log/video/2021-12-08_clank-pencil-demo.mp4)
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+![demo video](log/video/2021-12-08_clank-pencil-demo.mp4)
+
+This repo is mirrored [on github](https://github.com/jakeread/hotplate-toolchanger/) and the [cba internal gitlab](https://gitlab.cba.mit.edu/jakeread/hotplate-toolchanger/).
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