diff --git a/Sources/CodeEditTextView/TextView/TextView+Layout.swift b/Sources/CodeEditTextView/TextView/TextView+Layout.swift
index c0a700aec..5a4162252 100644
--- a/Sources/CodeEditTextView/TextView/TextView+Layout.swift
+++ b/Sources/CodeEditTextView/TextView/TextView+Layout.swift
@@ -72,7 +72,7 @@ extension TextView {
         availableSize.height -= (scrollView?.contentInsets.top ?? 0) + (scrollView?.contentInsets.bottom ?? 0)
 
         let extraHeight = availableSize.height * overscrollAmount
-        let newHeight = max(layoutManager.estimatedHeight() + extraHeight, availableSize.height)
+        let newHeight = max(layoutManager.estimatedHeight() + extraHeight, availableSize.height, 0)
         let newWidth = layoutManager.estimatedWidth()
 
         var didUpdate = false