diff --git a/doc/intro/introduction.rst b/doc/intro/introduction.rst
index ed7c5588464f075e3163616c3288e4c45ccf62f5..9b0318db4819005fea930a05a4e80a4d1b2f2afb 100644
--- a/doc/intro/introduction.rst
+++ b/doc/intro/introduction.rst
@@ -141,9 +141,9 @@ objects in the platform. In the example above, you can identify some examples.
 .. graphviz:: 
 
     digraph hierarchy {
-      graph [fontname="DejaVuSans-Oblique", compound=true, splines=polyline]
-      node [fontname="DejaVuSans-Oblique", shape=record, style=filled, fillcolor=gray95]
-      edge [fontname="DejaVuSans-Oblique"]
+      graph [fontname="helvetica", compound=true, splines=polyline]
+      node [fontname="helvetica", shape=record, style=filled, fillcolor=gray95]
+      edge [fontname="helvetica"]
 
       subgraph "algorithm_cluster" {
         1[label = "{Dataformat|...|+user\n+name\n+version}"]