diff --git a/examples/lists.geo b/examples/lists.geo
index 6517959fe773feaefae0e2649c855632eac9c127..00ec8b0bd746f9fcd6b5059e3a639f2bd5c354f7 100644
--- a/examples/lists.geo
+++ b/examples/lists.geo
@@ -20,3 +20,7 @@ Printf("c = %g %g %g %g", c[]);
 c[{0:3}] = {-1,-2,-3,-4} ;
 
 Printf("c = %g %g %g %g", c[]);
+
+c[{b[]}] = {8,9,10} ;
+
+Printf("c = %g %g %g %g", c[]);