diff --git a/app/assets/javascripts/samples/sample_datatable.js.erb b/app/assets/javascripts/samples/sample_datatable.js.erb
index cb2c6fab8..c386e401a 100644
--- a/app/assets/javascripts/samples/sample_datatable.js.erb
+++ b/app/assets/javascripts/samples/sample_datatable.js.erb
@@ -459,7 +459,7 @@ function onClickEdit() {
 
             // Adjust columns width in table header
             table.columns.adjust();
-            $("select[name=sample_type_id]").on('change', function(){
+            $("select[name=sample_type_id], select[name=sample_group_id]").on('change', function(){
               table.columns.adjust();
             });
         },