diff --git a/CMakeLists.txt b/CMakeLists.txt
index 300e4ea..155dd0d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -614,6 +614,7 @@ if(APPLE)
   set_target_properties(onnx PROPERTIES LINK_FLAGS "-undefined dynamic_lookup")
 endif()
 
+if(ONNXIFI_ENABLE_EXT)
 # ---[ ONNX Interface for Framework Integratin (ONNXIFI)
 add_library(onnxifi INTERFACE)
 target_include_directories(onnxifi INTERFACE
@@ -688,6 +689,7 @@ if(MSVC)
                                          # lists from 'identifier2'
                         )
 endif()
+endif() # ONNXIFI_ENABLE_EXT
 
 include(GNUInstallDirs)
 
@@ -737,8 +739,14 @@ install(FILES
 install(EXPORT ONNXTargets DESTINATION "${CMAKE_INSTALL_LIBDIR}/cmake/ONNX")
 install(TARGETS
   onnx onnx_proto
-  onnxifi onnxifi_dummy onnxifi_loader
   EXPORT ONNXTargets DESTINATION ${CMAKE_INSTALL_LIBDIR})
+if(ONNXIFI_ENABLE_EXT)
+  install(TARGETS
+    onnxifi onnxifi_dummy onnxifi_loader
+    EXPORT ONNXTargets
+    RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
+    LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
+    ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR})
 
 if(NOT ANDROID AND NOT IOS)
   install(TARGETS onnxifi_wrapper
@@ -748,6 +756,7 @@ endif()
 if(ONNXIFI_DUMMY_BACKEND)
   add_definitions(-DONNXIFI_DUMMY_BACKEND=1)
 endif()
+endif() # ONNXIFI_ENABLE_EXT
 
 if(ONNX_BUILD_TESTS)
   include(${ONNX_ROOT}/cmake/unittest.cmake)