diff --git a/modules/TDEL10n.cmake b/modules/TDEL10n.cmake
index 2faa466..2beadf6 100644
--- a/modules/TDEL10n.cmake
+++ b/modules/TDEL10n.cmake
@@ -577,7 +577,7 @@ macro( tde_l10n_create_template )
   # join additional pot files
   if( _pots )
     foreach( _extra_pot IN LISTS _pots )
-      file( READ ${_extra_pot} _extra_pot )
+      file( READ ${CMAKE_CURRENT_SOURCE_DIR}/${_extra_pot} _extra_pot )
       if( _extra_pot )
         if( _pot )
           set( _pot "${_pot}\n${_extra_pot}" )