diff --git a/knotes/CMakeLists.txt b/knotes/CMakeLists.txt
index a83e8cf9..0fc95815 100644
--- a/knotes/CMakeLists.txt
+++ b/knotes/CMakeLists.txt
@@ -34,7 +34,7 @@ link_directories(
 
 ##### headers ###################################
 
-install( FILES KNotesIface.h KNotesAppIface.h DESTINATION ${INCLUDE_INSTALL_DIR} )
+install( FILES KNotesIface.h KNotesAppIface.h DESTINATION ${INCLUDE_INSTALL_DIR}/kde )
 
 
 ##### other data ################################