1 files changed, 1 insertions, 1 deletions
diff --git a/src/od.c b/src/od.c
index 1007f8c90..9b2f72260 100644
--- a/src/od.c
+++ b/src/od.c
@@ -114,7 +114,7 @@ struct tspec
   };
 
 /* The name this program was run with.  */
-char *program_name;
+char const *program_name;
 
 /* Convert the number of 8-bit bytes of a binary representation to
    the number of characters (digits + sign if the type is signed)