diff --git a/geoviews/operation/regrid.py b/geoviews/operation/regrid.py
index 2bc11e74..9de899a5 100644
--- a/geoviews/operation/regrid.py
+++ b/geoviews/operation/regrid.py
@@ -22,7 +22,7 @@ class weighted_regrid(regrid):
     operation.
     """
 
-    interpolation = param.ObjectSelector(default='bilinear',
+    interpolation = param.Selector(default='bilinear',
         objects=['bilinear', 'conservative', 'nearest_s2d', 'nearest_d2s'], doc="""
         Interpolation method""")
 
diff --git a/geoviews/plotting/bokeh/__init__.py b/geoviews/plotting/bokeh/__init__.py
index c3147c64..f1fd7255 100644
--- a/geoviews/plotting/bokeh/__init__.py
+++ b/geoviews/plotting/bokeh/__init__.py
@@ -267,7 +267,7 @@ def get_data(self, element, ranges, style):
 
 class FeaturePlot(GeoPolygonPlot):
 
-    scale = param.ObjectSelector(default='110m',
+    scale = param.Selector(default='110m',
                                  objects=['10m', '50m', '110m'],
                                  doc="The scale of the Feature in meters.")
 
diff --git a/geoviews/plotting/mpl/__init__.py b/geoviews/plotting/mpl/__init__.py
index 06384f95..3a7be046 100644
--- a/geoviews/plotting/mpl/__init__.py
+++ b/geoviews/plotting/mpl/__init__.py
@@ -499,7 +499,7 @@ class FeaturePlot(GeoPlot):
     Draws a feature from a Features Element.
     """
 
-    scale = param.ObjectSelector(default='110m',
+    scale = param.Selector(default='110m',
                                  objects=['10m', '50m', '110m'],
                                  doc="The scale of the Feature in meters.")
 
diff --git a/geoviews/plotting/mpl/chart.py b/geoviews/plotting/mpl/chart.py
index d62cf170..fefae579 100644
--- a/geoviews/plotting/mpl/chart.py
+++ b/geoviews/plotting/mpl/chart.py
@@ -24,7 +24,7 @@ class WindBarbsPlot(ColorbarPlot):
 
     padding = param.ClassSelector(default=0.05, class_=(int, float, tuple))
 
-    convention = param.ObjectSelector(objects=["from", "to"], doc="""
+    convention = param.Selector(default="from", objects=["from", "to"], doc="""
         Convention to return direction; 'from' returns the direction the wind is coming from
         (meteorological convention), 'to' returns the direction the wind is going towards
         (oceanographic convention).""")