1 files changed, 1 insertions, 1 deletions
diff --git a/src/arg.h b/src/arg.h
index 0b23c53..97e5980 100644
--- a/src/arg.h
+++ b/src/arg.h
@@ -6,7 +6,7 @@
 #ifndef ARG_H__
 #define ARG_H__
 
-extern char *argv0;
+extern char *restrict argv0;
 
 /* use main(int argc, char *argv[]) */
 #define ARGBEGIN	for (argv0 = *argv, argv++, argc--;\