Fix ref

builtin.rst

@@ -22,7 +22,7 @@ See :ref:`aggregates` for more information about some of PipelineDB's most usefu
 PipelineDB-specific Types
 ----------------------------
 
-PipelineDB supports a number of native types for efficiently leveraging :ref:`probabilistic` on streams. You'll likely never need to manually create tables with these types but often they're the result of :ref:`pipeline-aggs`, so they'll be transparently created by :ref:`continuous-views`. Here they are:
+PipelineDB supports a number of native types for efficiently leveraging :ref:`probabilistic` on streams. You'll likely never need to manually create tables with these types but often they're the result of :ref:`aggregates`, so they'll be transparently created by :ref:`continuous-views`. Here they are:
 
 **bloom**
  :ref:`bloom-filter`