diff -rupN --no-dereference netgen-6.2.2402/CMakeLists.txt netgen-6.2.2402-new/CMakeLists.txt
--- netgen-6.2.2402/CMakeLists.txt	2024-04-14 23:39:11.331556802 +0200
+++ netgen-6.2.2402-new/CMakeLists.txt	2024-04-14 23:39:11.451563526 +0200
@@ -251,6 +251,7 @@ set_target_properties(nglib PROPERTIES V
 if(USE_GUI)
     add_library(nggui ${NGGUI_LIBRARY_TYPE})
     set_target_properties(nggui PROPERTIES VERSION ${NETGEN_VERSION_MAJOR}.${NETGEN_VERSION_MINOR})
+    target_link_libraries(nggui PRIVATE jpeg)
     if(WIN32)
         set_target_properties( nggui PROPERTIES OUTPUT_NAME "libnggui")
     endif(WIN32)
diff -rupN --no-dereference netgen-6.2.2402/ng/CMakeLists.txt netgen-6.2.2402-new/ng/CMakeLists.txt
--- netgen-6.2.2402/ng/CMakeLists.txt	2024-04-14 23:39:11.447563302 +0200
+++ netgen-6.2.2402-new/ng/CMakeLists.txt	2024-04-14 23:39:11.451563526 +0200
@@ -23,7 +23,7 @@ if(USE_GUI)
     if(WIN32)
       target_sources(netgen PRIVATE ../windows/netgen.rc)
     endif(WIN32)
-    target_link_libraries( netgen nglib nggui netgen_python netgen_gui)
+    target_link_libraries( netgen nglib nggui netgen_python netgen_gui jpeg)
     install(TARGETS netgen ${NG_INSTALL_DIR})
     if(APPLE)
         set_target_properties(netgen PROPERTIES OUTPUT_NAME netgen)