diff --git a/examples/typetree.jl b/examples/typetree.jl
index 89278d336557d..fa58a1ccc01d8 100644
--- a/examples/typetree.jl
+++ b/examples/typetree.jl
@@ -120,3 +120,7 @@ end
 # print_tree(types_tree)
 
 end # module
+
+if !isinteractive()
+    TypeTrees.print_tree(TypeTrees.types_tree)
+end