diff --git a/direct/src/gui/DirectGuiBase.py b/direct/src/gui/DirectGuiBase.py
index f9bbb5b5f8..1782cd58cf 100644
--- a/direct/src/gui/DirectGuiBase.py
+++ b/direct/src/gui/DirectGuiBase.py
@@ -229,7 +229,12 @@ class DirectGuiBase(DirectObject.DirectObject):
                         del keywords[name]
                     else:
                         # Use optionDefs value
-                        optionInfo[name] = [default, default, function]
+                        value = default
+                        if isinstance(value, list):
+                            value = list(value)
+                        elif isinstance(value, dict):
+                            value = dict(value)
+                        optionInfo[name] = [default, value, function]
                 elif optionInfo[name][FUNCTION] is None:
                     # Only override function if not defined by derived class
                     optionInfo[name][FUNCTION] = function
diff --git a/makepanda/installer.nsi b/makepanda/installer.nsi
index 6cb6113dc4..606c3e129c 100644
--- a/makepanda/installer.nsi
+++ b/makepanda/installer.nsi
@@ -382,6 +382,7 @@ SectionGroup "Python modules" SecGroupPython
         !insertmacro PyBindingSection 3.10-32 .cp310-win32.pyd
         !insertmacro PyBindingSection 3.11-32 .cp311-win32.pyd
         !insertmacro PyBindingSection 3.12-32 .cp312-win32.pyd
+        !insertmacro PyBindingSection 3.13-32 .cp313-win32.pyd
     !else
         !insertmacro PyBindingSection 3.5 .cp35-win_amd64.pyd
         !insertmacro PyBindingSection 3.6 .cp36-win_amd64.pyd
@@ -391,6 +392,7 @@ SectionGroup "Python modules" SecGroupPython
         !insertmacro PyBindingSection 3.10 .cp310-win_amd64.pyd
         !insertmacro PyBindingSection 3.11 .cp311-win_amd64.pyd
         !insertmacro PyBindingSection 3.12 .cp312-win_amd64.pyd
+        !insertmacro PyBindingSection 3.13 .cp313-win_amd64.pyd
     !endif
 SectionGroupEnd
 
@@ -501,6 +503,7 @@ Function .onInit
         !insertmacro MaybeEnablePyBindingSection 3.10-32
         !insertmacro MaybeEnablePyBindingSection 3.11-32
         !insertmacro MaybeEnablePyBindingSection 3.12-32
+        !insertmacro MaybeEnablePyBindingSection 3.13-32
         ${EndIf}
     !else
         !insertmacro MaybeEnablePyBindingSection 3.5
@@ -512,6 +515,7 @@ Function .onInit
         !insertmacro MaybeEnablePyBindingSection 3.10
         !insertmacro MaybeEnablePyBindingSection 3.11
         !insertmacro MaybeEnablePyBindingSection 3.12
+        !insertmacro MaybeEnablePyBindingSection 3.13
         ${EndIf}
     !endif
 
@@ -533,6 +537,10 @@ Function .onInit
         SectionSetFlags ${SecPyBindings3.12} ${SF_RO}
         SectionSetInstTypes ${SecPyBindings3.12} 0
     !endif
+    !ifdef SecPyBindings3.13
+        SectionSetFlags ${SecPyBindings3.13} ${SF_RO}
+        SectionSetInstTypes ${SecPyBindings3.13} 0
+    !endif
     ${EndUnless}
 FunctionEnd
 
@@ -851,6 +859,7 @@ Section Uninstall
         !insertmacro RemovePythonPath 3.10-32
         !insertmacro RemovePythonPath 3.11-32
         !insertmacro RemovePythonPath 3.12-32
+        !insertmacro RemovePythonPath 3.13-32
     !else
         !insertmacro RemovePythonPath 3.5
         !insertmacro RemovePythonPath 3.6
@@ -860,6 +869,7 @@ Section Uninstall
         !insertmacro RemovePythonPath 3.10
         !insertmacro RemovePythonPath 3.11
         !insertmacro RemovePythonPath 3.12
+        !insertmacro RemovePythonPath 3.13
     !endif
 
     SetDetailsPrint both
@@ -930,6 +940,7 @@ SectionEnd
     !insertmacro MUI_DESCRIPTION_TEXT ${SecPyBindings3.10-32} $(DESC_SecPyBindings3.10-32)
     !insertmacro MUI_DESCRIPTION_TEXT ${SecPyBindings3.11-32} $(DESC_SecPyBindings3.11-32)
     !insertmacro MUI_DESCRIPTION_TEXT ${SecPyBindings3.12-32} $(DESC_SecPyBindings3.12-32)
+    !insertmacro MUI_DESCRIPTION_TEXT ${SecPyBindings3.13-32} $(DESC_SecPyBindings3.13-32)
   !else
     !insertmacro MUI_DESCRIPTION_TEXT ${SecPyBindings3.5} $(DESC_SecPyBindings3.5)
     !insertmacro MUI_DESCRIPTION_TEXT ${SecPyBindings3.6} $(DESC_SecPyBindings3.6)
@@ -939,6 +950,7 @@ SectionEnd
     !insertmacro MUI_DESCRIPTION_TEXT ${SecPyBindings3.10} $(DESC_SecPyBindings3.10)
     !insertmacro MUI_DESCRIPTION_TEXT ${SecPyBindings3.11} $(DESC_SecPyBindings3.11)
     !insertmacro MUI_DESCRIPTION_TEXT ${SecPyBindings3.12} $(DESC_SecPyBindings3.12)
+    !insertmacro MUI_DESCRIPTION_TEXT ${SecPyBindings3.13} $(DESC_SecPyBindings3.13)
   !endif
   !ifdef INCLUDE_PYVER
     !insertmacro MUI_DESCRIPTION_TEXT ${SecPython} $(DESC_SecPython)
diff --git a/tests/gui/test_DirectButton.py b/tests/gui/test_DirectButton.py
index 6f85e72f59..d01455bae1 100644
--- a/tests/gui/test_DirectButton.py
+++ b/tests/gui/test_DirectButton.py
@@ -1,6 +1,21 @@
 from direct.gui.DirectButton import DirectButton
 
 
+def test_button_default_extraArgs():
+    btn = DirectButton()
+
+    assert btn.configure('extraArgs') == ('extraArgs', [], [])
+    assert btn._optionInfo['extraArgs'] == [[], [], None]
+
+    # Changing will not affect default value
+    btn['extraArgs'].append(1)
+    assert btn.configure('extraArgs') == ('extraArgs', [], [1])
+
+    # Changing this does
+    btn.configure('extraArgs')[1].append(2)
+    assert btn.configure('extraArgs') == ('extraArgs', [2], [1])
+
+
 def test_button_destroy():
     btn = DirectButton(text="Test")
     btn.destroy()