diff --git a/cmake/modules/TDEMacros.cmake b/cmake/modules/TDEMacros.cmake
index 3fbf929..0647431 100644
--- a/cmake/modules/TDEMacros.cmake
+++ b/cmake/modules/TDEMacros.cmake
@@ -539,7 +539,7 @@ macro( tde_add_library _arg_target )
     if( "SHARED" STREQUAL ${_type} AND NOT _no_export )
       # we export only shared libs (no static, no modules)
       # also, do not export target marked as "NO_EXPORT" (usually for kdeinit)
-      install( TARGETS ${_target} DESTINATION ${_destination} EXPORT ${CMAKE_PROJECT_NAME} )
+      install( TARGETS ${_target} DESTINATION ${_destination} EXPORT ${PROJECT_NAME} )
     else( "SHARED" STREQUAL ${_type} AND NOT _no_export )
       install( TARGETS ${_target} DESTINATION ${_destination} )
     endif( "SHARED" STREQUAL ${_type} AND NOT _no_export  )