diff --git a/README.md b/README.md
index 8f2a28f..5091965 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,11 @@
 # Hastic
 
-## Build release
+Hasti need [Prometheus](https://prometheus.io/) or [InfluxDB](https://www.influxdata.com/get-influxdb/)
+instance for getting metrics.
+
+## Build from source (Linux)
+
+1. [Install cargo](https://doc.rust-lang.org/cargo/getting-started/installation.html)
 
 ```
 make