diff --git a/mpas_analysis/polar_regions.cfg b/mpas_analysis/polar_regions.cfg
index 1478dc155..1674657b6 100644
--- a/mpas_analysis/polar_regions.cfg
+++ b/mpas_analysis/polar_regions.cfg
@@ -424,6 +424,9 @@ makeTables = True
 # ['all'] for all 106 ice shelves and regions.
 iceShelvesInTable = ['all']
 
+[timeSeriesTransport]
+## options related to plotting time series of transport through transects
+transportGroups = ['Transport Transects', 'Arctic Transport Transects']
 
 [timeSeriesAntarcticRegions]
 ## options related to plotting time series of Antarctic regions