diff --git a/README.md b/README.md
index 94eedb0..7d18651 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,12 @@ The monochrome library was made by PierrotLL. This project is only a reorganizat
 
 The original docs have been converted to markdown and are available [in the libmonochrome wiki](http://git.planet-casio.com/cakeisalie5/libmonochrome/wikis/home).
 
+## Pre-requisites
+
+| Name                                                   | Version |
+| -------------------------------------------------------| ------- |
+| [libfx](http://git.planet-casio.com/cakeisalie5/libfx) | =1.0    |
+
 ## Building
 
 First, create the Makefile configuration with the `./configure` command. Defaults settings should be enough, but if you want to change the installation directories, see `./configure --help`.
@@ -19,4 +25,6 @@ If you want to contribute, these Makefile targets might help you :
 
 ## Using
 
-Once installed, when linking a project, you will need to link with the library by adding the `-lmonochrome` flag.
+Once installed, when linking a project using this library, you will need to link the library and its pre-requisites by adding the following flags :
+
+	-lfx -lmonochrome
diff --git a/configure b/configure
index 2fc25a2..8ae14f4 100755
--- a/configure
+++ b/configure
@@ -19,8 +19,8 @@ Installation directories:
   --prefix=PREFIX         main installation prefix [/opt/sh3eb-elf]
 
 Fine tuning of the installation directories:
-  --libdir=DIR            library files of the linker [PREFIX/lib]
-  --includedir=DIR        include files for the compiler [PREFIX/include]
+  --libdir=DIR            library files of the linker [PREFIX/sh3eb-elf/lib]
+  --includedir=DIR        include files for the compiler [PREFIX/sh3eb-elf/include]
   --mandir=DIR            man pages [PREFIX/share/man]
 
 EOF
@@ -29,8 +29,8 @@ exit 0
 
 # Defaults
 prefix=/opt/sh3eb-elf
-libdir='$(IPREFIX)/lib'
-includedir='$(IPREFIX)/include'
+libdir='$(IPREFIX)/sh3eb-elf/lib'
+includedir='$(IPREFIX)/sh3eb-elf/include'
 mandir='$(IPREFIX)/share/man'
 
 # Args parsing