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-rw-r--r--src/nvim/window.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/nvim/window.c b/src/nvim/window.c
index d99d22af12..c18f8ca6a3 100644
--- a/src/nvim/window.c
+++ b/src/nvim/window.c
@@ -2583,7 +2583,7 @@ static bool close_last_window_tabpage(win_T *win, bool free_buf, tabpage_T *prev
// save index for tabclosed event
char_u prev_idx[NUMBUFLEN];
- sprintf((char *)prev_idx, "%i", tabpage_index(prev_curtab));
+ snprintf((char *)prev_idx, NUMBUFLEN, "%i", tabpage_index(prev_curtab));
// Safety check: Autocommands may have closed the window when jumping
// to the other tab page.