diff --git a/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in b/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in
index d70dbedbf4..2940ad9dc1 100644
--- a/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in
+++ b/mkspecs/features/data/cmake/Qt5BasicConfig.cmake.in
@@ -103,7 +103,7 @@ if (NOT TARGET Qt5::$${CMAKE_MODULE_NAME})
     list(REMOVE_DUPLICATES Qt5$${CMAKE_MODULE_NAME}_DEFINITIONS)
     list(REMOVE_DUPLICATES Qt5$${CMAKE_MODULE_NAME}_COMPILE_DEFINITIONS)
     if (Qt5$${CMAKE_MODULE_NAME}_EXECUTABLE_COMPILE_FLAGS)
-      list(REMOVE_DUPLICATES Qt5$${CMAKE_MODULE_NAME}_EXECUTABLE_COMPILE_FLAGS)
+        list(REMOVE_DUPLICATES Qt5$${CMAKE_MODULE_NAME}_EXECUTABLE_COMPILE_FLAGS)
     endif()
 
     set(_Qt5$${CMAKE_MODULE_NAME}_LIB_DEPENDENCIES \"$${CMAKE_QT5_MODULE_DEPS}\")