diff --git a/PCLConfig.cmake.in b/PCLConfig.cmake.in
index 4137ed1..167fde2 100644
--- a/PCLConfig.cmake.in
+++ b/PCLConfig.cmake.in
@@ -230,7 +230,7 @@ macro(find_flann)
   if(PCL_ALL_IN_ONE_INSTALLER)
     set(FLANN_ROOT "${PCL_ROOT}/3rdParty/Flann")
   elseif(NOT FLANN_ROOT)
-    set(FLANN_ROOT "@FLANN_ROOT@")
+    set(FLANN_ROOT "${VCPKG_IMPORT_PREFIX}")
   endif()
 
   set(FLANN_USE_STATIC @FLANN_USE_STATIC@)
@@ -402,7 +402,6 @@ elseif(EXISTS "${PCL_DIR}/include/pcl/pcl_config.h")
   # pcl_message("PCL found into a build tree.")
   set(PCL_CONF_INCLUDE_DIR "${PCL_DIR}/include") # for pcl_config.h
   set(PCL_LIBRARY_DIRS "${PCL_DIR}/@LIB_INSTALL_DIR@")
-  set(PCL_SOURCES_TREE "@CMAKE_SOURCE_DIR@")
 else()
   pcl_report_not_found("PCL can not be found on this machine")
 endif()