1 files changed, 1 insertions, 1 deletions

diff --git a/console-tools/loadkmap.c b/console-tools/loadkmap.c
index 6dcf8133f..f525ee5d1 100644
--- a/console-tools/loadkmap.c
+++ b/console-tools/loadkmap.c
@@ -57,7 +57,7 @@ int loadkmap_main(int argc UNUSED_PARAM, char **argv)
 */
 
         xread(STDIN_FILENO, flags, 7);
-        if (strncmp(flags, BINARY_KEYMAP_MAGIC, 7))
+        if (!is_prefixed_with(flags, BINARY_KEYMAP_MAGIC))
                 bb_error_msg_and_die("not a valid binary keymap");
 
         xread(STDIN_FILENO, flags, MAX_NR_KEYMAPS);