diff --git a/etg/propgridproperty.py b/etg/propgridproperty.py
index a7adadb8..ddb19d28 100644
--- a/etg/propgridproperty.py
+++ b/etg/propgridproperty.py
@@ -56,8 +56,10 @@ def run():
 
     c = module.find('wxPGProperty')
     tools.ignoreConstOverloads(c)
+    c.find('StringToValue.variant').out = True
+    c.find('IntToValue.variant').out = True
 
-    # TODO: Some of the wxPGProperty methods should probably be pythonized a bit...
+    # TODO: Some other wxPGProperty methods should be pythonized a bit...
 
 
     c = module.find('wxPGChoicesData')
diff --git a/etg/propgridprops.py b/etg/propgridprops.py
index 0ce28347..8d6ad2a9 100644
--- a/etg/propgridprops.py
+++ b/etg/propgridprops.py
@@ -77,6 +77,12 @@ def run():
     c.briefDoc = "Basic property with integer value."
     c.detailedDoc = []
 
+    c = module.find('wxLongStringProperty')
+    c.find('OnButtonClick.value').inOut = True
+    c.find('DisplayEditorDialog.value').inOut = True
+
+    c = module.find('wxDirProperty')
+    c.find('OnButtonClick.value').inOut = True
 
     c = module.find('wxPGArrayEditorDialog')
     tools.fixWindowClass(c, hideVirtuals=False, ignoreProtected=False)