diff --git a/etg/filesys.py b/etg/filesys.py
index ec976316..48349dd0 100644
--- a/etg/filesys.py
+++ b/etg/filesys.py
@@ -66,6 +66,8 @@ def run():
 
     c = module.find('wxFSFile')
     c.addPrivateCopyCtor()
+    c.find('wxFSFile.stream').transfer = True
+    c.find('DetachStream').transferBack = True
 
     c = module.find('wxFilterFSHandler')
     _fixHandlerClass(c)
diff --git a/etg/webview.py b/etg/webview.py
index fc8057aa..cf045c94 100644
--- a/etg/webview.py
+++ b/etg/webview.py
@@ -131,6 +131,13 @@ def run():
     tools.addAutoProperties(c)
 
 
+    for name in [ 'wxWebViewHandler',
+                  'wxWebViewArchiveHandler',
+                  'wxWebViewFSHandler' ]:
+        c = module.find(name)
+        c.find('GetFile').factory = True
+
+
     #-----------------------------------------------------------------
     tools.doCommonTweaks(module)
     tools.runGenerators(module)