diff --git a/modules/highgui/src/cap_ffmpeg_impl.hpp b/modules/highgui/src/cap_ffmpeg_impl.hpp
index 7743d549fc..16e0ca4b5f 100644
--- a/modules/highgui/src/cap_ffmpeg_impl.hpp
+++ b/modules/highgui/src/cap_ffmpeg_impl.hpp
@@ -1069,7 +1069,7 @@ static AVStream *icv_add_video_stream_FFMPEG(AVFormatContext *oc,
 	frame_rate=(int)(fps+0.5);
 	frame_rate_base=1;
 	while (fabs((double)frame_rate/frame_rate_base) - fps > 0.001){
-		frame_rate_base*=10;
+                frame_rate_base *= 10;
 		frame_rate=(int)(fps*frame_rate_base + 0.5);
 	}
 #if LIBAVFORMAT_BUILD > 4752