diff --git a/libavcodec/aacenc_pred.c b/libavcodec/aacenc_pred.c
index 524ec66e6a..293f9d86a1 100644
--- a/libavcodec/aacenc_pred.c
+++ b/libavcodec/aacenc_pred.c
@@ -21,7 +21,7 @@
 
 /**
  * @file
- * AAC encoder Intensity Stereo
+ * AAC encoder main-type prediction
  * @author Rostislav Pehlivanov ( atomnuker gmail com )
  */
 
diff --git a/libavcodec/aacenc_pred.h b/libavcodec/aacenc_pred.h
index a78dec77cc..aa305f45a5 100644
--- a/libavcodec/aacenc_pred.h
+++ b/libavcodec/aacenc_pred.h
@@ -21,7 +21,7 @@
 
 /**
  * @file
- * AAC encoder main prediction
+ * AAC encoder main-type prediction
  * @author Rostislav Pehlivanov ( atomnuker gmail com )
  */