diff --git a/libavdevice/avfoundation.m b/libavdevice/avfoundation.m
index e558ad7d90..c5a09c6563 100644
--- a/libavdevice/avfoundation.m
+++ b/libavdevice/avfoundation.m
@@ -788,6 +788,9 @@ static NSArray* getDevicesWithMediaType(AVMediaType mediaType) {
         #endif
         #if (TARGET_OS_IPHONE && __IPHONE_OS_VERSION_MIN_REQUIRED >= 170000 || (TARGET_OS_OSX && __MAC_OS_X_VERSION_MIN_REQUIRED >= 140000))
             [deviceTypes addObject: AVCaptureDeviceTypeContinuityCamera];
+            [deviceTypes addObject: AVCaptureDeviceTypeExternal];
+        #elif (TARGET_OS_OSX && __MAC_OS_X_VERSION_MIN_REQUIRED < 140000)
+            [deviceTypes addObject: AVCaptureDeviceTypeExternalUnknown];
         #endif
     } else if (mediaType == AVMediaTypeAudio) {
         #if (TARGET_OS_IPHONE && __IPHONE_OS_VERSION_MIN_REQUIRED >= 170000 || (TARGET_OS_OSX && __MAC_OS_X_VERSION_MIN_REQUIRED >= 140000))