1 files changed, 2 insertions, 2 deletions

diff --git a/shell/lash.c b/shell/lash.c
index b8ec8c66b..733b80cf5 100644
--- a/shell/lash.c
+++ b/shell/lash.c
@@ -284,7 +284,7 @@ static int builtin_fg_bg(struct child_prog *child)
                 }
         } else {
                 if (sscanf(child->argv[1], "%%%d", &jobnum) != 1) {
-                        bb_error_msg("%s: bad argument '%s'", child->argv[0], child->argv[1]);
+                        bb_error_msg(bb_msg_invalid_arg, child->argv[1], child->argv[0]);
                         return EXIT_FAILURE;
                 }
                 for (job = child->family->job_list->head; job; job = job->next) {
@@ -465,7 +465,7 @@ static int builtin_source(struct child_prog *child)
 static int builtin_unset(struct child_prog *child)
 {
         if (child->argv[1] == NULL) {
-                printf( "unset: parameter required.\n");
+                printf(bb_msg_requires_arg, "unset");
                 return EXIT_FAILURE;
         }
         unsetenv(child->argv[1]);