diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
index dfe7ee8..27a9c2d 100644
--- a/examples/CMakeLists.txt
+++ b/examples/CMakeLists.txt
@@ -1,6 +1,6 @@
 # Generated from examples.pro.
 
-qt_examples_build_begin()
+qt_examples_build_begin(EXTERNAL_BUILD)
 
 add_subdirectory(mqtt)