diff --git a/mpas_analysis/default.cfg b/mpas_analysis/default.cfg
index b453faec9..c21ca49b3 100755
--- a/mpas_analysis/default.cfg
+++ b/mpas_analysis/default.cfg
@@ -517,7 +517,7 @@ meltSubdirectory = Melt
 soseSubdirectory = SOSE
 sshSubdirectory = SSH
 argoSubdirectory = ARGO
-woa18Subdirectory = WOA18
+woa23Subdirectory = WOA23
 schmidtkoSubdirectory = Schmidtko
 woceSubdirectory = WOCE
 no3Subdirectory = BGC/NO3
@@ -1716,7 +1716,7 @@ zmin = -1000
 zmax = 0
 
 # Observational data sets to compare against
-obs = ['WOA18']
+obs = ['WOA23']
 
 
 [timeSeriesAntarcticRegions]
@@ -1758,7 +1758,7 @@ variables = [{'name': 'temperature',
 # zmax = -400
 
 # Observational data sets to compare against
-obs = ['SOSE', 'WOA18']
+obs = ['SOSE', 'WOA23']
 
 
 [timeSeriesTransport]
@@ -1874,7 +1874,7 @@ normType = log
 # volMax = 1e12
 
 # Obserational data sets to compare against
-obs = ['SOSE', 'WOA18']
+obs = ['SOSE', 'WOA23']
 
 [TSDiagramsForGreenlandRegions]
 ## options related to plotting T/S diagrams of Greenland regions
@@ -1917,7 +1917,7 @@ zmax = 0
 #volMax = 1e12
 
 # Obserational data sets to compare against
-obs = ['WOA18']
+obs = ['WOA23']
 
 [TSDiagramsForArcticOceanRegions]
 ## options related to plotting T/S diagrams of Arctic regions
@@ -1960,7 +1960,7 @@ zmax = 0
 #volMax = 1e12
 
 # Obserational data sets to compare against
-obs = ['WOA18']
+obs = ['WOA23']
 
 [TSDiagramsForOceanBasins]
 ## options related to plotting T/S diagrams of major ocean basins
@@ -1999,7 +1999,7 @@ zmin = -1000
 zmax = 0
 
 # Obserational data sets to compare against
-obs = ['WOA18']
+obs = ['WOA23']
 
 
 [climatologyMapVel]
@@ -2463,7 +2463,7 @@ shallowVsDeepColormapDepth = -1000
 [climatologyMapWoaTemperatureShallow]
 ## options related to plotting climatology maps of potential temperature
 ## at various levels, including the sea floor against control model results
-## and WOA18 climatological data
+## and WOA23 climatological data
 
 # colormap for model/observations
 colormapNameResult = RdYlBu_r
@@ -2490,7 +2490,7 @@ normArgsDifference = {'vmin': -5., 'vmax': 5.}
 [climatologyMapWoaTemperatureDeep]
 ## options related to plotting climatology maps of potential temperature
 ## at various levels, including the sea floor against control model results
-## and WOA18 climatological data
+## and WOA23 climatological data
 
 # colormap for model/observations
 colormapNameResult = RdYlBu_r
@@ -2518,7 +2518,7 @@ normArgsDifference = {'vmin': -2., 'vmax': 2.}
 [climatologyMapWoaSalinityShallow]
 ## options related to plotting climatology maps of salinity
 ## at various levels, including the sea floor against control model results
-## and WOA18 climatological data
+## and WOA23 climatological data
 
 # colormap for model/observations
 colormapNameResult = haline
@@ -2545,7 +2545,7 @@ normArgsDifference = {'vmin': -1.5, 'vmax': 1.5}
 [climatologyMapWoaSalinityDeep]
 ## options related to plotting climatology maps of salinity
 ## at various levels, including the sea floor against control model results
-## and WOA18 climatological data
+## and WOA23 climatological data
 
 # colormap for model/observations
 colormapNameResult = haline
diff --git a/mpas_analysis/polar_regions.cfg b/mpas_analysis/polar_regions.cfg
index f0b05f03a..ce81fcb1e 100644
--- a/mpas_analysis/polar_regions.cfg
+++ b/mpas_analysis/polar_regions.cfg
@@ -22,7 +22,7 @@ depths = ['top', -50, -200, -400, -600, -800]
 [climatologyMapWoaTemperature]
 ## options related to plotting climatology maps of potential temperature
 ## at various levels, including the sea floor against control model results
-## and WOA18 climatological data
+## and WOA23 climatological data
 
 # A dictionary with keywords for the norm
 normArgsResult = {'vmin': -2., 'vmax': 2.}
@@ -30,7 +30,7 @@ normArgsResult = {'vmin': -2., 'vmax': 2.}
 [climatologyMapWoaSalinity]
 ## options related to plotting climatology maps of salinity
 ## at various levels, including the sea floor against control model results
-## and WOA18 climatological data
+## and WOA23 climatological data
 
 # A dictionary with keywords for the norm
 normArgsResult = {'vmin': 33.8, 'vmax': 35.0}
@@ -40,7 +40,7 @@ normArgsResult = {'vmin': 33.8, 'vmax': 35.0}
 ## options related to plotting T/S diagrams of ocean regions
 
 # the names of region groups to plot, each with its own section below
-regionGroups = ['Ocean Basins', 'Arctic Ocean Regions', 
+regionGroups = ['Ocean Basins', 'Arctic Ocean Regions',
                 'Greenland Regions', 'Antarctic Regions']
 
 [TSDiagramsForGreenlandRegions]