diff --git a/internal/web/static/app.css b/internal/web/static/app.css
index 389c78f..20b6c3d 100644
--- a/internal/web/static/app.css
+++ b/internal/web/static/app.css
@@ -869,6 +869,9 @@ button[type="submit"]:focus-visible,
 .col-a { width: 260px; } .col-b { width: 140px; } .col-c { width: 120px; }
 .col-d { width: 96px; } .col-d2 { width: 150px; } .col-e { width: 190px; }
 .col-f { width: 100px; } .col-g { width: 190px; }
+/* #255: history's URL column had its own narrow width (col-f doubles as
+   /mine's ID column); give it a dedicated class. */
+.col-url { width: 150px; }
 /* #210: /mine rows render a delete button cell that had no declared column,
    so under table-layout:fixed it overlapped the ID column. */
 .col-del { width: 64px; }
diff --git a/internal/web/templates/history.html b/internal/web/templates/history.html
index 88359c7..2896a62 100644
--- a/internal/web/templates/history.html
+++ b/internal/web/templates/history.html
@@ -8,7 +8,7 @@
   <div class="search"><input id="filter" placeholder="Search…"><span class="search-spinner" id="search-spinner"></span></div>
   <div class="float">
     <table>
-      <colgroup><col class="col-a"><col class="col-b"><col class="col-c"><col class="col-d"><col class="col-e"><col class="col-f"><col class="col-g"></colgroup>
+      <colgroup><col class="col-a"><col class="col-b"><col class="col-c"><col class="col-d"><col class="col-e"><col class="col-url"><col class="col-g"></colgroup>
       <thead><tr>
         <th data-sort="title" class="sortable">Paste<span class="sort-ind"></span></th>
         <th data-sort="type" class="sortable">Type<span class="sort-ind"></span></th>