diff --git a/campcaster/src/modules/widgets/src/ZebraTreeView.cxx b/campcaster/src/modules/widgets/src/ZebraTreeView.cxx
index 3c4924637..d1114c4e8 100644
--- a/campcaster/src/modules/widgets/src/ZebraTreeView.cxx
+++ b/campcaster/src/modules/widgets/src/ZebraTreeView.cxx
@@ -109,6 +109,8 @@ ZebraTreeView :: appendColumn(
         viewColumn->set_min_width(minimumWidth);
     }
     
+    viewColumn->set_sort_column(modelColumn);
+    
     return append_column(*viewColumn);
 }
 
@@ -238,6 +240,8 @@ ZebraTreeView :: appendCenteredColumn(
         viewColumn->set_min_width(minimumWidth);
     }
     
+    viewColumn->set_sort_column(modelColumn);
+    
     return append_column(*viewColumn);
 }
 
@@ -310,7 +314,7 @@ ZebraTreeView :: lineNumberCellDataFunction(
 
 
 /*------------------------------------------------------------------------------
- *  Add a centered text column to the TreeView.
+ *  Add an editable centered text column to the TreeView.
  *----------------------------------------------------------------------------*/
 int 
 ZebraTreeView :: appendEditableColumn(
@@ -349,6 +353,8 @@ ZebraTreeView :: appendEditableColumn(
         viewColumn->set_min_width(minimumWidth);
     }
     
+    viewColumn->set_sort_column(modelColumn);
+    
     return append_column(*viewColumn);
 }