1 files changed, 2 insertions, 2 deletions

diff --git a/src/firejail/macros.c b/src/firejail/macros.c
index 724411e13..e52a7a430 100644
--- a/src/firejail/macros.c
+++ b/src/firejail/macros.c
@@ -300,8 +300,8 @@ void invalid_filename(const char *fname, int globbing) {
         size_t i = 0;
         while (ptr[i] != '\0') {
                 if (iscntrl((unsigned char) ptr[i])) {
-                        fprintf(stderr, "Error: \"%s\" is an invalid filename: no control characters allowed\n",
-                                fix_control_chars(fname));
+                        char *new = fix_control_chars(fname);
+                        fprintf(stderr, "Error: \"%s\" is an invalid filename: no control characters allowed\n", new);
                         exit(1);
                 }
                 i++;