diff --git a/src/jquery.autocomplete.js b/src/jquery.autocomplete.js
index cdfc3bb..2e4dcc7 100644
--- a/src/jquery.autocomplete.js
+++ b/src/jquery.autocomplete.js
@@ -336,6 +336,7 @@
 
                 parentOffsetDiff = $container.offsetParent().offset();
                 styles.top -= parentOffsetDiff.top;
+                styles.top += containerParent.scrollTop;
                 styles.left -= parentOffsetDiff.left;
 
                 if (!that.visible){