diff --git a/src/FrameMapper.cpp b/src/FrameMapper.cpp
index ac87e5a3..fb8f8909 100644
--- a/src/FrameMapper.cpp
+++ b/src/FrameMapper.cpp
@@ -773,7 +773,7 @@ void FrameMapper::ChangeMapping(Fraction target_fps, PulldownType target_pulldow
 	info.fps.den = target_fps.den;
 	info.video_timebase.num = target_fps.den;
 	info.video_timebase.den = target_fps.num;
-    info.video_length = round(info.duration * info.fps.ToDouble());
+	info.video_length = round(info.duration * info.fps.ToDouble());
 	pulldown = target_pulldown;
 	info.sample_rate = target_sample_rate;
 	info.channels = target_channels;
diff --git a/tests/FrameMapper.cpp b/tests/FrameMapper.cpp
index adb722a8..64cd67ee 100644
--- a/tests/FrameMapper.cpp
+++ b/tests/FrameMapper.cpp
@@ -198,7 +198,7 @@ TEST_CASE( "resample_audio_48000_to_41000", "[libopenshot][framemapper]" )
 	CHECK(map.GetFrame(1)->GetAudioSamplesCount() == Approx(882).margin(10.0));
 	CHECK(map.GetFrame(2)->GetAudioSamplesCount() == Approx(882).margin(10.0));
 	CHECK(map.GetFrame(50)->GetAudioSamplesCount() == Approx(882).margin(10.0));
-    CHECK(map.info.video_length == 1299);
+	CHECK(map.info.video_length == 1299);
 
 	// Close mapper
 	map.Close();