diff --git a/lib/galaxy/datatypes/tabular.py b/lib/galaxy/datatypes/tabular.py
index 4fbb21004939..bd7b9f80f54b 100644
--- a/lib/galaxy/datatypes/tabular.py
+++ b/lib/galaxy/datatypes/tabular.py
@@ -87,6 +87,7 @@ def set_meta(self, dataset, **kwd):
 
     def set_peek(self, dataset, line_count=None, WIDTH=256, skipchars=None, line_wrap=False, **kwd):
         super().set_peek(dataset, line_count=line_count, WIDTH=WIDTH, skipchars=skipchars, line_wrap=line_wrap)
+        dataset.blurb = f"{dataset.blurb} {dataset.metadata.columns} columns"
         if dataset.metadata.comment_lines:
             dataset.blurb = f"{dataset.blurb}, {util.commaify(str(dataset.metadata.comment_lines))} comments"