diff --git a/webrtc/modules/video_capture/ios/rtc_video_capture_ios_objc.mm b/webrtc/modules/video_capture/ios/rtc_video_capture_ios_objc.mm
index 32bca8c..6995daf 100644
--- a/webrtc/modules/video_capture/ios/rtc_video_capture_ios_objc.mm
+++ b/webrtc/modules/video_capture/ios/rtc_video_capture_ios_objc.mm
@@ -43,7 +43,9 @@
     _owner = owner;
     _captureId = captureId;
     _captureSession = [[AVCaptureSession alloc] init];
+#if defined(__IPHONE_7_0) && __IPHONE_OS_VERSION_MAX_ALLOWED >= __IPHONE_7_0
     _captureSession.usesApplicationAudioSession = NO;
+#endif
     _captureChanging = NO;
     _captureChangingCondition = [[NSCondition alloc] init];