diff --git a/install.txt b/install.txt
index dd8241b..24b2e83 100644
--- a/install.txt
+++ b/install.txt
@@ -8,7 +8,8 @@ Prerequisites
  * gtkmm-2.4
  * sigc++-2.0
  * libjack
- * SCons
+ * python2
+ * SCons-3 (supports python2)
 
 Build
 -----
@@ -16,7 +17,7 @@ Build
  1. From the source root directory, 
     enter into a terminal:
  
-    $ scons
+    $ scons3
     
  2. The project will build.
  
@@ -25,7 +26,7 @@ Install
 
  1. To install jacker in your system, use
  
-    $ sudo scons install
+    $ sudo scons3 install
 
 Run
 ---