diff --git a/utils/CMakeLists.txt b/utils/CMakeLists.txt
index baddd2e6..7c0e93e3 100644
--- a/utils/CMakeLists.txt
+++ b/utils/CMakeLists.txt
@@ -31,12 +31,16 @@ if (BUILD_D)
 endif()
 
 if (BUILD_4)
-  add_executable(cnvgrib cnv12.F90 cnv22.F90 gds2gdt.F90 makepdsens.F90
-  pds2pdtens.F90 putgbexn.F90 cnv21.F90 cnvgrib.F90 gdt2gds.F90
-  makepds.F90 pds2pdt.F90 setbit.F90)
-  target_link_libraries(cnvgrib PUBLIC ${PROJECT_NAME}_4)
-  target_link_libraries(cnvgrib PRIVATE bacio::bacio
-    ${JASPER_LIBRARIES} PNG::PNG ${ZLIB_LIBRARY})
+
+  if (BUILD_WITH_W3EMC)
+    add_executable(cnvgrib cnv12.F90 cnv22.F90 gds2gdt.F90 makepdsens.F90
+    pds2pdtens.F90 putgbexn.F90 cnv21.F90 cnvgrib.F90 gdt2gds.F90
+    makepds.F90 pds2pdt.F90 setbit.F90)
+    target_link_libraries(cnvgrib PUBLIC ${PROJECT_NAME}_4)
+    target_link_libraries(cnvgrib PRIVATE bacio::bacio w3emc::w3emc_4
+      ${JASPER_LIBRARIES} PNG::PNG ${ZLIB_LIBRARY})
+    install(TARGETS cnvgrib RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
+  endif()
 
   add_executable(degrib2 degrib2.F90 prlevel.F90 prvtime.F90)
   target_link_libraries(degrib2 PUBLIC ${PROJECT_NAME}_4)
@@ -57,7 +61,6 @@ if (BUILD_4)
   target_link_libraries(tocgrib2super PRIVATE bacio::bacio ${JASPER_LIBRARIES} 
     PNG::PNG ${ZLIB_LIBRARY})
 
-
   if(CMAKE_C_COMPILER_ID MATCHES "^(Intel|IntelLLVM)$")
     set_target_properties(degrib2 PROPERTIES COMPILE_FLAGS "-convert big_endian -fpp")
     set_target_properties(grb2index PROPERTIES COMPILE_FLAGS "-convert big_endian -fpp")
@@ -66,7 +69,6 @@ if (BUILD_4)
     set_target_properties(grb2index PROPERTIES COMPILE_FLAGS "-fconvert=big-endian -cpp")
   endif()
 
-  install(TARGETS cnvgrib RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
   install(TARGETS degrib2 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
   install(TARGETS grb2index RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})
   install(TARGETS tocgrib2 RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR})