diff --git a/example/example.pro b/example/example.pro
index 069b5b7..db1b164 100644
--- a/example/example.pro
+++ b/example/example.pro
@@ -8,4 +8,5 @@ SUBDIRS += linechart \
            scatter \
            piechart \
            dynamiclinechart \
-           axischart
+           axischart\
+gdpbarchart