diff --git a/README.md b/README.md
index 33b3457..8f999df 100644
--- a/README.md
+++ b/README.md
@@ -6,4 +6,10 @@ This service uses Re2o API to generate DNS zone files
 ## Requirements
 
 * python3
+* knot
 * requirements in https://gitlab.federez.net/re2o/re2oapi
+
+## Scripts
+
+* `main.py`: Generates the zone files and reloads the zones
+* `dnssec_generate.py`: Generate the DS records for the zones in `dnssec_domains.json` and writes them to `dnssec.json`