diff --git a/libavformat/id3v1.c b/libavformat/id3v1.c
index 7281974182..cf5cb950c9 100644
--- a/libavformat/id3v1.c
+++ b/libavformat/id3v1.c
@@ -22,7 +22,7 @@
 #include "id3v1.h"
 #include "libavcodec/avcodec.h"
 
-const char *ff_id3v1_genre_str[ID3v1_GENRE_MAX + 1] = {
+const char * const ff_id3v1_genre_str[ID3v1_GENRE_MAX + 1] = {
       [0] = "Blues",
       [1] = "Classic Rock",
       [2] = "Country",
diff --git a/libavformat/id3v1.h b/libavformat/id3v1.h
index b5dcedc551..206cab78ea 100644
--- a/libavformat/id3v1.h
+++ b/libavformat/id3v1.h
@@ -31,7 +31,7 @@
 /**
  * ID3v1 genres
  */
-extern const char *ff_id3v1_genre_str[ID3v1_GENRE_MAX + 1];
+extern const char * const ff_id3v1_genre_str[ID3v1_GENRE_MAX + 1];
 
 /**
  * Read an ID3v1 tag