diff --git a/t/t4202-log.sh b/t/t4202-log.sh
index 45058cc8c..37023e30e 100755
--- a/t/t4202-log.sh
+++ b/t/t4202-log.sh
@@ -72,9 +72,9 @@ cat > expect << EOF
   commit.
 EOF
 
-test_expect_success 'format %w(12,1,2)' '
+test_expect_success 'format %w(11,1,2)' '
 
-	git log -2 --format="%w(12,1,2)This is the %s commit." > actual &&
+	git log -2 --format="%w(11,1,2)This is the %s commit." > actual &&
 	test_cmp expect actual
 '
 
diff --git a/utf8.c b/utf8.c
index 8acbc660d..523a78a65 100644
--- a/utf8.c
+++ b/utf8.c
@@ -353,7 +353,7 @@ int strbuf_add_wrapped_text(struct strbuf *buf,
 
 		c = *text;
 		if (!c || isspace(c)) {
-			if (w < width || !space) {
+			if (w <= width || !space) {
 				const char *start = bol;
 				if (!c && text == start)
 					return w;