diff --git a/TetraIF/CoPrtCnv/CMakeLists.txt b/TetraIF/CoPrtCnv/CMakeLists.txt
index b90771809..93ad62b7f 100644
--- a/TetraIF/CoPrtCnv/CMakeLists.txt
+++ b/TetraIF/CoPrtCnv/CMakeLists.txt
@@ -19,10 +19,18 @@ SET(my_SRCS
 )
 
 NGL_ADD_LIBRARY2(AAR SV CoPrtCnv SHARED ${my_SRCS} ${my_HDRS})
+find_package(Qt6 COMPONENTS Core QUIET)
+if (Qt6_FOUND)
+  set(_QT_CORE_TARGET Qt6::Core)
+else()
+  find_package(Qt5 COMPONENTS Core QUIET)
+  set(_QT_CORE_TARGET Qt5::Core)
+endif()
 NGL_TARGET_LINK_LIBRARIES(CoPrtCnv
   PUBLIC
     NGLLogger
     tabTelegrams
+    ${_QT_CORE_TARGET}
 )
 NGL_TARGET_INCLUDE_DIRECTORIES(CoPrtCnv
   INTERFACE