diff --git a/examples/widgets/tooltips/tooltips.pro b/examples/widgets/tooltips/tooltips.pro
index ab0c98e4a1..823fa0e938 100644
--- a/examples/widgets/tooltips/tooltips.pro
+++ b/examples/widgets/tooltips/tooltips.pro
@@ -1,7 +1,7 @@
 HEADERS       = shapeitem.h \
                 sortingbox.h
 SOURCES       = main.cpp \
-                shapeItem.cpp \
+                shapeitem.cpp \
                 sortingbox.cpp
 RESOURCES     = tooltips.qrc