diff --git a/src/terminal.go b/src/terminal.go
index 60cc6f3..7846e66 100644
--- a/src/terminal.go
+++ b/src/terminal.go
@@ -4574,7 +4574,7 @@ func (t *Terminal) constrain() {
 	maxLines := t.maxItems()
 
 	// May need to try again after adjusting the offset
-	t.offset = util.Max(0, t.offset) // Prevent -1
+	t.offset = util.Constrain(t.offset, 0, count)
 	for tries := 0; tries < maxLines; tries++ {
 		numItems := maxLines
 		// How many items can be fit on screen including the current item?