diff --git a/legacy/elementary/src/bin/test_fileselector_button.c b/legacy/elementary/src/bin/test_fileselector_button.c
index 9ee5fc91ef..b7cde88423 100644
--- a/legacy/elementary/src/bin/test_fileselector_button.c
+++ b/legacy/elementary/src/bin/test_fileselector_button.c
@@ -68,7 +68,8 @@ static void
 create_dir_struct(void)
 {
    FILE *fp;
-   mkdir("/tmp/test_fs_bt", S_IRWXU);
+   if (mkdir("/tmp/test_fs_bt", S_IRWXU) < 0)
+     printf("make dir /tmp/test_fs_bt failed!\n");
    fp = fopen("/tmp/test_fs_bt/a_file.txt", "w");
    if (fp) fclose(fp);
    fp = fopen("/tmp/test_fs_bt/k_file.txt", "w");
@@ -76,7 +77,8 @@ create_dir_struct(void)
    fp = fopen("/tmp/test_fs_bt/m_file.txt", "w");
    if (fp) fclose(fp);
 
-   mkdir("/tmp/test_fs_bt/a_subdir", S_IRWXU);
+   if (mkdir("/tmp/test_fs_bt/a_subdir", S_IRWXU) < 0)
+     printf("make dir /tmp/test_fs_bt/a_subdir failed!\n");
    fp = fopen("/tmp/test_fs_bt/a_subdir/d_sub_file.txt", "w");
    if (fp) fclose(fp);
    fp = fopen("/tmp/test_fs_bt/a_subdir/j_sub_file.txt", "w");