diff --git a/wxPython/src/gtk/_windows.py b/wxPython/src/gtk/_windows.py
index 3639d92b1f..fee771730c 100644
--- a/wxPython/src/gtk/_windows.py
+++ b/wxPython/src/gtk/_windows.py
@@ -3757,7 +3757,7 @@ class PyScrolledWindow(ScrolledWindow):
         self.this = newobj.this
         self.thisown = 1
         del newobj.thisown
-        self._setOORInfo(self); self._setCallbackInfo(self, PyPanel)
+        self._setOORInfo(self); self._setCallbackInfo(self, PyScrolledWindow)
 
     def _setCallbackInfo(*args, **kwargs):
         """_setCallbackInfo(self, PyObject self, PyObject _class)"""
diff --git a/wxPython/src/mac/_windows.py b/wxPython/src/mac/_windows.py
index 7f3b3aac40..97c6543adb 100644
--- a/wxPython/src/mac/_windows.py
+++ b/wxPython/src/mac/_windows.py
@@ -3737,7 +3737,7 @@ class PyScrolledWindow(ScrolledWindow):
         self.this = newobj.this
         self.thisown = 1
         del newobj.thisown
-        self._setOORInfo(self); self._setCallbackInfo(self, PyPanel)
+        self._setOORInfo(self); self._setCallbackInfo(self, PyScrolledWindow)
 
     def _setCallbackInfo(*args, **kwargs):
         """_setCallbackInfo(self, PyObject self, PyObject _class)"""
diff --git a/wxPython/src/msw/_windows.py b/wxPython/src/msw/_windows.py
index 03126d4705..8dfc22ae34 100644
--- a/wxPython/src/msw/_windows.py
+++ b/wxPython/src/msw/_windows.py
@@ -3777,7 +3777,7 @@ class PyScrolledWindow(ScrolledWindow):
         self.this = newobj.this
         self.thisown = 1
         del newobj.thisown
-        self._setOORInfo(self); self._setCallbackInfo(self, PyPanel)
+        self._setOORInfo(self); self._setCallbackInfo(self, PyScrolledWindow)
 
     def _setCallbackInfo(*args, **kwargs):
         """_setCallbackInfo(self, PyObject self, PyObject _class)"""