diff --git a/README.md b/README.md
index 52f6b65..8d6c579 100644
--- a/README.md
+++ b/README.md
@@ -64,7 +64,7 @@ Other actions include:
 ### Requirements
 
   * Ruby >= 1.8.7
-  * gem fpm
+  * gem fpm >= 1.8.1
   * dpkg utils for deb package creation
   * rpm utils for rpm package creation
 
@@ -143,4 +143,4 @@ NOTE: The generator must be executed from the same directory it resides.
 
 ## Authors
 
-* Leader: Javier Fontan (jfontan@opennebula.org)
\ No newline at end of file
+* Leader: Javier Fontan (jfontan@opennebula.org)