diff --git a/modules/gdscript/language_server/gdscript_text_document.cpp b/modules/gdscript/language_server/gdscript_text_document.cpp
index 72170777ee4..316377e1673 100644
--- a/modules/gdscript/language_server/gdscript_text_document.cpp
+++ b/modules/gdscript/language_server/gdscript_text_document.cpp
@@ -64,6 +64,9 @@ void GDScriptTextDocument::_bind_methods() {
 
 void GDScriptTextDocument::didOpen(const Variant &p_param) {
 	lsp::TextDocumentItem doc = load_document_item(p_param);
+	if (!is_valid_gd_file(doc)) {
+		return;
+	}
 	sync_script_content(doc.uri, doc.text);
 }
 
@@ -74,6 +77,10 @@ void GDScriptTextDocument::didClose(const Variant &p_param) {
 
 void GDScriptTextDocument::didChange(const Variant &p_param) {
 	lsp::TextDocumentItem doc = load_document_item(p_param);
+	if (!is_valid_gd_file(doc)) {
+		return;
+	}
+
 	Dictionary dict = p_param;
 	Array contentChanges = dict["contentChanges"];
 	for (int i = 0; i < contentChanges.size(); ++i) {
@@ -86,6 +93,9 @@ void GDScriptTextDocument::didChange(const Variant &p_param) {
 
 void GDScriptTextDocument::willSaveWaitUntil(const Variant &p_param) {
 	lsp::TextDocumentItem doc = load_document_item(p_param);
+	if (!is_valid_gd_file(doc)) {
+		return;
+	}
 
 	String path = GDScriptLanguageProtocol::get_singleton()->get_workspace()->get_file_path(doc.uri);
 	Ref<Script> scr = ResourceLoader::load(path);
@@ -96,6 +106,10 @@ void GDScriptTextDocument::willSaveWaitUntil(const Variant &p_param) {
 
 void GDScriptTextDocument::didSave(const Variant &p_param) {
 	lsp::TextDocumentItem doc = load_document_item(p_param);
+	if (!is_valid_gd_file(doc)) {
+		return;
+	}
+
 	Dictionary dict = p_param;
 	String text = dict["text"];
 
@@ -133,6 +147,11 @@ lsp::TextDocumentItem GDScriptTextDocument::load_document_item(const Variant &p_
 	return doc;
 }
 
+bool GDScriptTextDocument::is_valid_gd_file(const lsp::TextDocumentItem &p_doc) {
+	// LanguageId isn't always set, but check it for good practice
+	return p_doc.languageId == "gdscript" || p_doc.uri.ends_with(".gd");
+}
+
 void GDScriptTextDocument::notify_client_show_symbol(const lsp::DocumentSymbol *symbol) {
 	ERR_FAIL_NULL(symbol);
 	GDScriptLanguageProtocol::get_singleton()->notify_client("gdscript/show_native_symbol", symbol->to_json(true));
diff --git a/modules/gdscript/language_server/gdscript_text_document.h b/modules/gdscript/language_server/gdscript_text_document.h
index 6b89adfe63b..9deb5e1a0fa 100644
--- a/modules/gdscript/language_server/gdscript_text_document.h
+++ b/modules/gdscript/language_server/gdscript_text_document.h
@@ -60,6 +60,7 @@ protected:
 private:
 	Array find_symbols(const lsp::TextDocumentPositionParams &p_location, List<const lsp::DocumentSymbol *> &r_list);
 	lsp::TextDocumentItem load_document_item(const Variant &p_param);
+	bool is_valid_gd_file(const lsp::TextDocumentItem &p_doc);
 	void notify_client_show_symbol(const lsp::DocumentSymbol *symbol);
 
 public: