diff --git a/libavfilter/sink_buffer.c b/libavfilter/sink_buffer.c
index 2f3dff84ff..8275f80965 100644
--- a/libavfilter/sink_buffer.c
+++ b/libavfilter/sink_buffer.c
@@ -20,7 +20,7 @@
 
 /**
  * @file
- * buffer video sink
+ * buffer sink
  */
 
 #include "libavutil/avassert.h"