1 files changed, 1 insertions, 1 deletions

diff --git a/libbb/lineedit.c b/libbb/lineedit.c
index 2cae4711a..68d19e127 100644
--- a/libbb/lineedit.c
+++ b/libbb/lineedit.c
@@ -1314,7 +1314,7 @@ static NOINLINE void input_tab(smallint *lastWasTab)
                         strcpy(&command[cursor_mb], chosen_match + match_pfx_len);
                         len = load_string(command);
                         /* add match and tail */
-                        sprintf(&command[cursor_mb], "%s%s", chosen_match + match_pfx_len, match_buf);
+                        stpcpy(stpcpy(&command[cursor_mb], chosen_match + match_pfx_len), match_buf);
                         command_len = load_string(command);
                         /* write out the matched command */
                         /* paranoia: load_string can return 0 on conv error,