diff --git a/README-SDL b/README-SDL
index b16c3ec4..e627abce 100644
--- a/README-SDL
+++ b/README-SDL
@@ -25,11 +25,13 @@ Table of Contents
 	scons
 	
 	After a sucessful compilation, the fceux binary will be generated to 
-	./src/fceux .  You can install it to your path with:
+	./src/fceux .  You can install fceux to your system with the following command:
 
-	sudo install -m 755 src/fceux /usr/local/bin/fceux
+  scons install
 
-	or by running the install.sh script which executes the same function.  
+  You can optionally define a prefix:
+
+  scons --prefix=/usr/local install
 
   You can choose to install the lua scripts (located in output/luaScripts) to a directory of your choosing:
 
diff --git a/SConstruct b/SConstruct
index f74a60cd..ecc60ad6 100644
--- a/SConstruct
+++ b/SConstruct
@@ -16,11 +16,10 @@ opts.AddVariables(
   BoolVariable('GTK3', 'Enable GTK3 GUI (SDL only)', 0),
 )
 
-#TODO
-#AddOption('--prefix', dest='prefix', type='string', nargs=1, action='store', metavar='DIR', help='installation prefix')
+AddOption('--prefix', dest='prefix', type='string', nargs=1, action='store', metavar='DIR', help='installation prefix')
 
-#prefix = GetOption('prefix')
-env = Environment(options = opts) #, prefix = prefix)
+prefix = GetOption('prefix')
+env = Environment(options = opts, prefix = prefix)
 
 #### Uncomment this for a public release ###
 # env.Append(CPPDEFINES=["PUBLIC_RELEASE"])
@@ -147,6 +146,8 @@ env.Command(fceux_dst, fceux_src, [Copy(fceux_dst, fceux_src)])
 env.Command(auxlib_dst, auxlib_src, [Copy(auxlib_dst, auxlib_src)])
 
 # TODO: Fix this build script to gracefully install auxlib and the man page
+if prefix == None:
+  prefix = "/usr/local"
 
-env.Install("/usr/local/bin/", fceux)
-env.Alias('install', ['/usr/local/bin'])
+env.Install(prefix + "/bin/", fceux)
+env.Alias('install', [prefix + "/bin/"])
diff --git a/changelog.txt b/changelog.txt
index ab33655c..a5797663 100644
--- a/changelog.txt
+++ b/changelog.txt
@@ -1,3 +1,4 @@
+19-octo-2011 - prg318 - scons: added --prefix option to build system and improved "install" target
 18-octo-2011 - prg318 - sdl: new hotkeys added - statestatenext savestateprev - useful for scrolling through savestates on a gamepad.  mapped to pgup and pgdown by default
 18-octo-2011 - prg318 - gtk: new video option for double buffering and ClipSides
 18-octo-2011 - prg318 - sdl: GTK3 support is now functional.  Set GTK3 to 1 in the SConstruct to try it out.