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-rw-r--r--src/charset.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/charset.c b/src/charset.c
index 9609299717..ebec2cf401 100644
--- a/src/charset.c
+++ b/src/charset.c
@@ -1152,6 +1152,8 @@ win_lbr_chartabsize(
* First get the normal size, without 'linebreak' or text properties
*/
size = win_chartabsize(wp, s, vcol);
+ if (*s == NUL)
+ size = 0; // NUL is not displayed
# ifdef FEAT_PROP_POPUP
if (cts->cts_has_prop_with_text)