diff --git a/include/openmc/plot.h b/include/openmc/plot.h
index 2898df3636..aef7e613bb 100644
--- a/include/openmc/plot.h
+++ b/include/openmc/plot.h
@@ -80,18 +80,11 @@ enum class PlotColorBy {
 class CPlot {
 
 public:
-  int id_; //!< Plot ID
-  PlotType type_; //!< Plot type (Slice/Voxel)
-  PlotColorBy color_by_; //!< Plot coloring (cell/material)
   Position origin_; //!< Plot origin in geometry
   Position width_; //!< Plot width in geometry
   PlotBasis basis_; //!< Plot basis (XY/XZ/YZ)
   std::array<int, 3> pixels_; //!< Plot size in pixels
-  int meshlines_width_; //!< Width of lines added to the plot
   int level_; //!< Plot universe level
-  int index_meshlines_mesh_; //!< Index of the mesh to draw on the plot
-  RGBColor meshlines_color_; //!< Color of meshlines on the plot
-  RGBColor not_found_; //!< Plot background color
 };
 
 
@@ -119,6 +112,13 @@ private:
 
 // Members
 public:
+  int id_; //!< Plot ID
+  PlotType type_; //!< Plot type (Slice/Voxel)
+  PlotColorBy color_by_; //!< Plot coloring (cell/material)
+  int meshlines_width_; //!< Width of lines added to the plot
+  int index_meshlines_mesh_; //!< Index of the mesh to draw on the plot
+  RGBColor meshlines_color_; //!< Color of meshlines on the plot
+  RGBColor not_found_; //!< Plot background color
   std::vector<RGBColor> colors_; //!< Plot colors
   std::string path_plot_; //!< Plot output filename
 };
diff --git a/openmc/capi/plot.py b/openmc/capi/plot.py
index e1d67d7046..ce527130dc 100644
--- a/openmc/capi/plot.py
+++ b/openmc/capi/plot.py
@@ -22,18 +22,11 @@ _RGBColor._fields_ = [('red', c_ushort),
 class _Plot(Structure):
     pass
 
-_Plot._fields_ = [('id_', c_int),
-                  ('type_', c_int),
-                  ('color_by_', c_int),
-                  ('origin_', _Position),
+_Plot._fields_ = [('origin_', _Position),
                   ('width_', _Position),
                   ('basis_', c_int),
                   ('pixels_', c_int*3),
-                  ('meshlines_width_', c_int),
-                  ('level_', c_int),
-                  ('index_meshlines_mesh_', c_int),
-                  ('meshlines_color_', _RGBColor),
-                  ('not_found_', _RGBColor)]
+                  ('level_', c_int)]
 
 
 _dll.openmc_id_map.argtypes= [POINTER(_Plot),]