diff --git a/README.md b/README.md
index f9eabc7..5b2d1ac 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,9 @@
 # Code of FixMiner
 
+## Prequisites
+
+redis should be installed on the machine.
+
 ## Build
 
 Clone and install `edu.lu.uni:simple-utils`.