1 files changed, 1 insertions, 1 deletions

diff --git a/src/firejail/main.c b/src/firejail/main.c
index d00147c74..950146612 100644
--- a/src/firejail/main.c
+++ b/src/firejail/main.c
@@ -262,7 +262,7 @@ static int has_link(const char *dir) {
 static void build_cfg_homedir(const char *dir) {
         EUID_ASSERT();
         assert(dir);
-        if (dir[0] != '/') {
+        if (dir[0] != '/' || dir[1] == '\0') { // system users sometimes have root directory as home
                 fprintf(stderr, "Error: invalid user directory \"%s\"\n", dir);
                 exit(1);
         }