diff -rupN --no-dereference gmsh-4.12.2-source/CMakeLists.txt gmsh-4.12.2-source-new/CMakeLists.txt
--- gmsh-4.12.2-source/CMakeLists.txt	2024-01-27 23:09:40.232174592 +0100
+++ gmsh-4.12.2-source-new/CMakeLists.txt	2024-01-27 23:09:40.544174092 +0100
@@ -1963,7 +1963,7 @@ endif()
 if(ENABLE_BUILD_LIB OR ENABLE_BUILD_SHARED OR ENABLE_BUILD_DYNAMIC)
   install(FILES ${GMSH_API} DESTINATION ${GMSH_INC})
   install(FILES ${GMSH_PY} DESTINATION ${PYTHON3_SITE_PACKAGES})
-  install(FILES ${GMSH_JL} DESTINATION ${GMSH_LIB})
+  install(FILES ${GMSH_JL} DESTINATION share/gmsh)
   install(FILES ${CMAKE_CURRENT_BINARY_DIR}/METADATA DESTINATION
                 ${PYTHON3_SITE_PACKAGES}/gmsh-${GMSH_PYTHON_VERSION}.dist-info)
   if(ENABLE_PRIVATE_API)