diff --git a/dlib/CMakeLists.txt b/dlib/CMakeLists.txt
--- a/dlib/CMakeLists.txt
+++ b/dlib/CMakeLists.txt
@@ -480,7 +480,7 @@
             set(CMAKE_REQUIRED_LIBRARIES ${JPEG_LIBRARY})
             CHECK_FUNCTION_EXISTS(jpeg_read_header LIBJPEG_IS_GOOD)
          endif()
-         if (JPEG_FOUND AND LIBJPEG_IS_GOOD AND NOT APPLE)
+         if (JPEG_FOUND AND LIBJPEG_IS_GOOD)
             include_directories(${JPEG_INCLUDE_DIR})
             set (dlib_needed_libraries ${dlib_needed_libraries} ${JPEG_LIBRARY})
          else()