diff --git a/plugins/obs-ffmpeg/ffmpeg-mux/ffmpeg-mux.c b/plugins/obs-ffmpeg/ffmpeg-mux/ffmpeg-mux.c
index b9a43e5de7248d9eb6a0956508310e9c048f7313..33814e2d80d89bd66471e3fe562ca8b66b49b4c2 100644
--- a/plugins/obs-ffmpeg/ffmpeg-mux/ffmpeg-mux.c
+++ b/plugins/obs-ffmpeg/ffmpeg-mux/ffmpeg-mux.c
@@ -851,7 +851,7 @@ int main(int argc, char *argv[])
 		resize_buf_resize(&rb, info.size);
 
 		if (safe_read(rb.buf, info.size) == info.size) {
-			fail = !ffmpeg_mux_packet(&ffm, rb.buf, &info);
+			ffmpeg_mux_packet(&ffm, rb.buf, &info);
 		} else {
 			fail = true;
 		}