diff --git a/README.md b/README.md
index a783171..15b19b3 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-
+Use mysql
 <pre>
 cd gostexplr
 npm i
@@ -7,6 +7,11 @@ npm run syncBlockchain
 npm run start
 </pre>
 
+In ~/.gostcoin/gostcoin.conf add this parameter
+<pre>
+blocknotify=/path/to/your/gostexplr/scripts/blocknotify.sh
+</pre>
+
 TODO:
  - cut possible -000 from transaction
  - search NOT FOUND message