diff --git a/build/cmake/init.cmake b/build/cmake/init.cmake
index 166b90412b..52678cbc49 100644
--- a/build/cmake/init.cmake
+++ b/build/cmake/init.cmake
@@ -447,7 +447,7 @@ if(wxUSE_GUI)
         endif()
     endif()
 
-    if(wxUSE_MEDIACTRL AND UNIX AND NOT APPLE AND NOT WIN32)
+    if(wxUSE_MEDIACTRL AND WXGTK AND NOT APPLE AND NOT WIN32)
         find_package(GSTREAMER 1.0 COMPONENTS video)
         if(NOT GSTREAMER_FOUND)
             find_package(GSTREAMER 0.10 COMPONENTS interfaces)
diff --git a/build/cmake/lib/media/CMakeLists.txt b/build/cmake/lib/media/CMakeLists.txt
index 4a0aa959c8..e4a9497820 100644
--- a/build/cmake/lib/media/CMakeLists.txt
+++ b/build/cmake/lib/media/CMakeLists.txt
@@ -17,7 +17,7 @@ elseif(WXOSX_COCOA)
     wx_append_sources(MEDIA_FILES MEDIA_OSX_COCOA)
 elseif(WXOSX_IPHONE)
     wx_append_sources(MEDIA_FILES MEDIA_OSX_IPHONE)
-elseif(UNIX)
+elseif(WXGTK)
     wx_append_sources(MEDIA_FILES MEDIA_UNIX)
 elseif(WXQT)
     wx_append_sources(MEDIA_FILES MEDIA_QT)
@@ -30,7 +30,7 @@ if(WXOSX)
         "-framework CoreMedia"
         "-weak_framework AVKit"
         )
-elseif(UNIX)
+elseif(WXGTK)
     wx_lib_include_directories(wxmedia PUBLIC ${GSTREAMER_INCLUDE_DIRS})
     if(GSTREAMER_INTERFACES_INCLUDE_DIRS)
         wx_lib_include_directories(wxmedia PUBLIC ${GSTREAMER_INTERFACES_INCLUDE_DIRS})