diff --git a/src/FFmpegWriter.cpp b/src/FFmpegWriter.cpp
index 6af07d92..645c0cca 100644
--- a/src/FFmpegWriter.cpp
+++ b/src/FFmpegWriter.cpp
@@ -341,7 +341,7 @@ void FFmpegWriter::SetOption(StreamType stream, std::string name, std::string va
 	// Was option found?
 	if (option || (name == "g" || name == "qmin" || name == "qmax" || name == "max_b_frames" || name == "mb_decision" ||
 				   name == "level" || name == "profile" || name == "slices" || name == "rc_min_rate" || name == "rc_max_rate" ||
-				   name == "crf" || name == "cqp")) {
+				   name == "rc_buffer_size" || name == "crf" || name == "cqp")) {
 		// Check for specific named options
 		if (name == "g")
 			// Set gop_size