diff --git a/science/ai/code-assist/copilot/copilot.txt b/science/ai/code-assist/copilot/copilot.txt
index e0ffcbfe3..c1dfd5dbd 100644
--- a/science/ai/code-assist/copilot/copilot.txt
+++ b/science/ai/code-assist/copilot/copilot.txt
@@ -3,6 +3,7 @@ https://github.com/features/copilot
 https://github.com/features/copilot/plans
 
 https://docs.github.com/en/copilot/using-github-copilot
+https://docs.github.com/en/copilot/how-tos/configure-custom-instructions/add-repository-instructions
 
 https://github.com/settings/copilot