diff --git a/doc/developer/tutorial.tex b/doc/developer/tutorial.tex
index 8a6918be6c6daff0b3d79ee223febd7487c2ff39..f53f9402a64563223b2aa41cd9065c307dacb14c 100644
--- a/doc/developer/tutorial.tex
+++ b/doc/developer/tutorial.tex
@@ -977,7 +977,7 @@ function in a dialog box. This is achieved just by appending the following
 pieces of code at the end of the \texttt{cfg\_print.ml} file.
 
 \begin{important}
-Frama-C GUI can be compiled against two versions of lablgtk (the OCaml
+Frama-C's GUI can be compiled against two versions of lablgtk (the OCaml
 bindings to the Gtk toolkit). The actual rendering of the control flow graph
 is actually done by the external OCamlgraph library, and only available
 when compiling against lablgtk2. If you're using lablgtk3,