--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -36,7 +36,7 @@
         add_definitions(-DMAGICK7)
     endif()
     find_package(PkgConfig REQUIRED)
-    pkg_check_modules(MAGICK REQUIRED ImageMagick++)
+    pkg_check_modules(MAGICK REQUIRED Magick++)
     # ffmpeg
     if(ENABLE_FFMPEG)
         pkg_check_modules(AVDEVICE REQUIRED libavdevice)
@@ -66,7 +66,7 @@
 find_package(Qt5Concurrent REQUIRED)
 
 # inotify
-if("${CMAKE_SYSTEM}" NOT MATCHES "Linux")
+if(NOT "${CMAKE_SYSTEM_NAME}" MATCHES "Linux")
     find_package(PkgConfig REQUIRED)
     pkg_check_modules(NOTIFY REQUIRED libinotify)
 endif()
@@ -123,7 +123,7 @@
     ${PROJECT_VERSION_MAJOR}
 )
 if(ENABLE_MAGICK OR ENABLE_MAGICK7)
-    target_compile_definitions(QtFM PRIVATE ${MAGICK_CFLAGS_OTHER})
+    target_compile_options(QtFM PRIVATE ${MAGICK_CFLAGS_OTHER})
     target_link_libraries(QtFM ${MAGICK_LIBRARIES})
     if(ENABLE_FFMPEG)
         target_include_directories(QtFM
@@ -161,7 +161,7 @@
 if(ENABLE_DBUS)
     target_link_libraries(QtFM Qt5::DBus QtFMBus)
 endif()
-if("${CMAKE_SYSTEM}" NOT MATCHES "Linux")
+if(NOT "${CMAKE_SYSTEM_NAME}" MATCHES "Linux")
     target_link_libraries(QtFM ${NOTIFY_LIBRARIES})
 endif()
 if(APPLE)
@@ -192,7 +192,7 @@
 if(ENABLE_DBUS)
     target_link_libraries(${PROJECT_NAME} Qt5::DBus)
 endif()
-if("${CMAKE_SYSTEM}" NOT MATCHES "Linux")
+if(NOT "${CMAKE_SYSTEM_NAME}" MATCHES "Linux")
     target_link_libraries(${PROJECT_NAME} ${NOTIFY_LIBRARIES})
 endif()
 if(APPLE)