diff --git a/CMakeLists.txt b/CMakeLists.txt
index 6a7b8377..727883e5 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -41,8 +41,8 @@ xo_add_headeronly_library(${SELF_LIB})
 
 # ----------------------------------------------------------------
 #
-xo_install_library3(${SELF_LIB} ${PROJECT_NAME}Targets)
-xo_install_include_tree()
+xo_install_library4(${SELF_LIB} ${PROJECT_NAME}Targets)
+#xo_install_include_tree()
 # (note: ..Targets from xo_install_library2())
 xo_export_cmake_config(${PROJECT_NAME} ${PROJECT_VERSION} ${PROJECT_NAME}Targets)