diff --git a/pymc/distributions/timeseries.py b/pymc/distributions/timeseries.py
index 500cd95b4..b174206c0 100644
--- a/pymc/distributions/timeseries.py
+++ b/pymc/distributions/timeseries.py
@@ -395,7 +395,7 @@ def get_dists(
         )
         return init_dist, innovation_dist, kwargs
 
-
+# test
 class AutoRegressiveRV(SymbolicRandomVariable):
     """A placeholder used to specify a distribution for an AR sub-graph."""