diff --git a/app/assets/stylesheets/repository/repository_table.scss b/app/assets/stylesheets/repository/repository_table.scss
index 75999a961..827737598 100644
--- a/app/assets/stylesheets/repository/repository_table.scss
+++ b/app/assets/stylesheets/repository/repository_table.scss
@@ -6,6 +6,14 @@
 .repository-table {
   margin-top: 20px;
 
+  &.editing {
+    .dataTables_scrollHead {
+      .repository-column[data-type="RepositoryDateTimeRangeValue"] {
+        min-width: 520px;
+      }
+    }
+  }
+
   .dataTables_filter {
     float: right;
   }