1 files changed, 1 insertions, 1 deletions
diff --git a/coreutils/expr.c b/coreutils/expr.c
index fdb4e3997..77d603b88 100644
--- a/coreutils/expr.c
+++ b/coreutils/expr.c
@@ -117,7 +117,7 @@ static VALUE *str_value (char *s)
 
 	v = xmalloc (sizeof(VALUE));
 	v->type = string;
-	v->u.s = strdup (s);
+	v->u.s = bb_xstrdup (s);
 	return v;
 }