diff --git a/libavutil/audio_fifo.h b/libavutil/audio_fifo.h
index ca88de71d3..d21e6a1318 100644
--- a/libavutil/audio_fifo.h
+++ b/libavutil/audio_fifo.h
@@ -35,7 +35,7 @@
  * @addtogroup lavu_audio
  * @{
  *
- * @defgroup lavu_audiofifo Audio First-In-First-Out Buffer
+ * @defgroup lavu_audiofifo Audio FIFO Buffer
  * @{
  */