diff --git a/app/assets/javascripts/sitewide/dropdown_selector.js b/app/assets/javascripts/sitewide/dropdown_selector.js
index 2400e33d3..da29489a9 100644
--- a/app/assets/javascripts/sitewide/dropdown_selector.js
+++ b/app/assets/javascripts/sitewide/dropdown_selector.js
@@ -65,7 +65,7 @@ var dropdownSelector = (function() {
     var maxHeight = 0;
     const bottomTreshold = 280;
 
-    if (modalContainer.length && windowHeight - modalContainer.height() > bottomTreshold) {
+    if (modalContainer.length && windowHeight !== modalContainer.height()) {
       let modalClientRect = modalContainer[0].getBoundingClientRect();
       windowHeight = modalContainer.height() + modalClientRect.top;
       containerPositionLeft -= modalClientRect.left;