diff --git a/doc/manual/source/installation-and-configuration.rst b/doc/manual/source/installation-and-configuration.rst
index 2e8e4869fdafec09b11071c5d2b1c026de34686d..5cd8edf2d2d93f83b0eff7c60bc51978d040561f 100644
--- a/doc/manual/source/installation-and-configuration.rst
+++ b/doc/manual/source/installation-and-configuration.rst
@@ -24,6 +24,7 @@ The following optional extensions are also useful to benefit from
 extra features, but are in no way required:
 
 * If under MATLAB: the 
+
   * Optimization Toolbox (providing various optimizers 
     like ``fminsearch``, ``fmincon``, or ``fminunc``, used in e.g. ``mode_compute``,
     ``opt_algo`` or ``ALGO``),