diff --git a/src/script/typescript_language.cpp b/src/script/typescript_language.cpp
index e2148b3..f5df79c 100644
--- a/src/script/typescript_language.cpp
+++ b/src/script/typescript_language.cpp
@@ -38,6 +38,10 @@ constexpr const char *TS_CONTROL_FLOW_WORDS[] = {
 	"finally", "for", "if", "return", "switch", "throw", "try", "while", "yield"
 };
 
+// Mirrors ScriptLanguage::TemplateLocation::TEMPLATE_BUILT_IN, which godot-cpp
+// does not expose as a GDExtension enum.
+constexpr int SCRIPT_TEMPLATE_ORIGIN_BUILT_IN = 0;
+
 bool contains_word(const String &p_word, const char *const *p_words, size_t p_count) {
 	const String word = p_word.strip_edges();
 	for (size_t i = 0; i < p_count; i++) {
@@ -148,6 +152,7 @@ Dictionary make_template_entry(const String &p_inherit, const String &p_name, co
 	entry["description"] = p_description;
 	entry["content"] = p_content;
 	entry["id"] = p_id;
+	entry["origin"] = SCRIPT_TEMPLATE_ORIGIN_BUILT_IN;
 	return entry;
 }
 
diff --git a/test/test_repository_integrity.py b/test/test_repository_integrity.py
index 547e8b5..f2f1f2c 100644
--- a/test/test_repository_integrity.py
+++ b/test/test_repository_integrity.py
@@ -1103,6 +1103,18 @@ def test_typescript_language_editor_surface_is_not_stubbed(self):
 		self.assertNotIn("script->_get_global_name()", global_class_body)
 		self.assertNotIn("script->get_base_class_name()", global_class_body)
 
+	def test_typescript_builtin_template_entries_include_godot_required_fields(self):
+		source = (ROOT / "src/script/typescript_language.cpp").read_text(encoding="utf-8")
+		match = re.search(r"Dictionary make_template_entry\(.*?\n\}", source, re.DOTALL)
+		self.assertIsNotNone(match)
+		body = match.group(0)
+
+		for key in ("inherit", "name", "description", "content", "id", "origin"):
+			self.assertIn(f'entry["{key}"]', body)
+		self.assertIn("SCRIPT_TEMPLATE_ORIGIN_BUILT_IN", source)
+		self.assertIn('entry["origin"] = SCRIPT_TEMPLATE_ORIGIN_BUILT_IN;', body)
+		self.assertNotIn('entry["origin"] = 0;', body)
+
 	def test_typescript_metadata_parser_resolves_project_imports_like_compiler(self):
 		source = (ROOT / "src/script/typescript_script.cpp").read_text(encoding="utf-8")