1 files changed, 1 insertions, 1 deletions
diff --git a/src/yes.c b/src/yes.c
index 6cb62f982..7dec1ecdd 100644
--- a/src/yes.c
+++ b/src/yes.c
@@ -32,7 +32,7 @@
 #define AUTHORS proper_name ("David MacKenzie")
 
 /* The name this program was run with. */
-char *program_name;
+char const *program_name;
 
 void
 usage (int status)