diff --git a/js/main.js b/js/main.js
index 3b8b13e4..d5287482 100644
--- a/js/main.js
+++ b/js/main.js
@@ -459,7 +459,12 @@ function updateCssProperties() {
 
     // Adjust scrollTop based on input height change
     if (chatInputHeight !== currentChatInputHeight) {
-      chatContainer.scrollTop += chatInputHeight - currentChatInputHeight;
+      if (!isScrolled && chatInputHeight < currentChatInputHeight) {
+        chatContainer.scrollTop = chatContainer.scrollHeight;
+      } else {
+        chatContainer.scrollTop += chatInputHeight - currentChatInputHeight;
+      }
+
       currentChatInputHeight = chatInputHeight;
     }
   }