diff --git a/bootstrap/README b/bootstrap/README
index 847129c03..73564aaab 100644
--- a/bootstrap/README
+++ b/bootstrap/README
@@ -1,2 +1,7 @@
 This directory contains scripts that install necessary OS-specific
-prerequisite dependencies (see docs/using.rst).
\ No newline at end of file
+prerequisite dependencies (see docs/using.rst).
+
+General dependencies:
+- git-core: requirements.txt git+https://*
+- ca-certificates: communication with demo ACMO server at
+  https://www.letsencrypt-demo.org, requirements.txt git+https://*
\ No newline at end of file