diff --git a/blueprintcompiler/language/adw_breakpoint.py b/blueprintcompiler/language/adw_breakpoint.py
index 3d2c10d..4ad5b24 100644
--- a/blueprintcompiler/language/adw_breakpoint.py
+++ b/blueprintcompiler/language/adw_breakpoint.py
@@ -81,8 +81,8 @@ class AdwBreakpointSetter(AstNode):
         return self.tokens["property"]
 
     @property
-    def value(self) -> T.Optional[Value]:
-        return self.children[Value][0] if len(self.children[Value]) > 0 else None
+    def value(self) -> Value:
+        return self.children[Value][0]
 
     @property
     def gir_class(self) -> T.Optional[GirType]:
@@ -106,10 +106,7 @@ class AdwBreakpointSetter(AstNode):
             return None
 
     @property
-    def document_symbol(self) -> T.Optional[DocumentSymbol]:
-        if self.value is None:
-            return None
-
+    def document_symbol(self) -> DocumentSymbol:
         return DocumentSymbol(
             f"{self.object_id}.{self.property_name}",
             SymbolKind.Property,
diff --git a/blueprintcompiler/outputs/xml/__init__.py b/blueprintcompiler/outputs/xml/__init__.py
index 15850f7..5c03761 100644
--- a/blueprintcompiler/outputs/xml/__init__.py
+++ b/blueprintcompiler/outputs/xml/__init__.py
@@ -308,9 +308,6 @@ class XmlOutput(OutputFormat):
 
         elif isinstance(extension, AdwBreakpointSetters):
             for setter in extension.setters:
-                if setter.value is None:
-                    continue
-
                 attrs = {}
 
                 if isinstance(setter.value.child, Translated):
diff --git a/blueprintcompiler/outputs/xml/xml_emitter.py b/blueprintcompiler/outputs/xml/xml_emitter.py
index d34eff4..ea91e03 100644
--- a/blueprintcompiler/outputs/xml/xml_emitter.py
+++ b/blueprintcompiler/outputs/xml/xml_emitter.py
@@ -73,7 +73,6 @@ class XmlEmitter:
         self._needs_newline = False
 
     def put_cdata(self, text: str):
-        text = text.replace("]]>", "]]]]><![CDATA[>")
         self.result += f"<![CDATA[{text}]]>"
         self._needs_newline = False
 
diff --git a/tests/samples/list_factory_nested.blp b/tests/samples/list_factory_nested.blp
deleted file mode 100644
index 86a59b3..0000000
--- a/tests/samples/list_factory_nested.blp
+++ /dev/null
@@ -1,17 +0,0 @@
-using Gtk 4.0;
-
-Gtk.ListView {
-  factory: Gtk.BuilderListItemFactory list_item_factory {
-    template ListItem {
-      child: Gtk.ListView {
-        factory: Gtk.BuilderListItemFactory list_item_factory {
-          template ListItem {
-            child: Gtk.Label {
-              label: bind template.item as <$MyObject>.name;
-            };
-          }
-        };
-      };
-    }
-  };
-}
diff --git a/tests/samples/list_factory_nested.ui b/tests/samples/list_factory_nested.ui
deleted file mode 100644
index 44cdb2b..0000000
--- a/tests/samples/list_factory_nested.ui
+++ /dev/null
@@ -1,44 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!--
-DO NOT EDIT!
-This file was @generated by blueprint-compiler. Instead, edit the
-corresponding .blp file and regenerate this file with blueprint-compiler.
--->
-<interface>
-  <requires lib="gtk" version="4.0"/>
-  <object class="GtkListView">
-    <property name="factory">
-      <object class="GtkBuilderListItemFactory" id="list_item_factory">
-        <property name="bytes"><![CDATA[<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <template class="GtkListItem">
-    <property name="child">
-      <object class="GtkListView">
-        <property name="factory">
-          <object class="GtkBuilderListItemFactory" id="list_item_factory">
-            <property name="bytes"><![CDATA[<?xml version="1.0" encoding="UTF-8"?>
-<interface>
-  <template class="GtkListItem">
-    <property name="child">
-      <object class="GtkLabel">
-        <binding name="label">
-          <lookup name="name" type="MyObject">
-            <lookup name="item" type="GtkListItem">
-              <constant>GtkListItem</constant>
-            </lookup>
-          </lookup>
-        </binding>
-      </object>
-    </property>
-  </template>
-</interface>]]]]><![CDATA[></property>
-          </object>
-        </property>
-      </object>
-    </property>
-  </template>
-</interface>]]></property>
-      </object>
-    </property>
-  </object>
-</interface>
diff --git a/tests/samples/list_factory_nested_dec.blp b/tests/samples/list_factory_nested_dec.blp
deleted file mode 100644
index 755491c..0000000
--- a/tests/samples/list_factory_nested_dec.blp
+++ /dev/null
@@ -1,18 +0,0 @@
-using Gtk 4.0;
-
-ListView {
-  factory: BuilderListItemFactory list_item_factory {
-    template ListItem {
-      child: ListView {
-        factory: BuilderListItemFactory list_item_factory {
-          template ListItem {
-            child: Label {
-              label: bind template.item as <$MyObject>.name;
-            };
-          }
-        };
-      };
-    }
-  };
-}
-
diff --git a/tests/test_tokenizer.py b/tests/test_tokenizer.py
index ad5f828..2bca595 100644
--- a/tests/test_tokenizer.py
+++ b/tests/test_tokenizer.py
@@ -25,7 +25,7 @@ from blueprintcompiler.tokenizer import Token, TokenType, tokenize
 
 
 class TestTokenizer(unittest.TestCase):
-    def assert_tokenize(self, string: str, expect: list[Token]):
+    def assert_tokenize(self, string: str, expect: [Token]):
         try:
             tokens = tokenize(string)
             self.assertEqual(len(tokens), len(expect))