diff --git a/resources/rapydscript/compiler.js.xz b/resources/rapydscript/compiler.js.xz
index d321f732d6..32836c32be 100644
Binary files a/resources/rapydscript/compiler.js.xz and b/resources/rapydscript/compiler.js.xz differ
diff --git a/src/calibre/utils/rapydscript.py b/src/calibre/utils/rapydscript.py
index fda31d5761..2c7a6f53b8 100644
--- a/src/calibre/utils/rapydscript.py
+++ b/src/calibre/utils/rapydscript.py
@@ -144,6 +144,8 @@ document.title = 'compiler initialized';
             self.errors = []
             self.working = True
             options['basedir'] = '__stdlib__'
+            options['write_name'] = True
+            options['keep_docstrings'] = False
             src = 'var js = window.compiler.compile({}, {}); [js, window.write_cache]'.format(*map(json.dumps, (src, options)))
             self.runJavaScript(src, QWebEngineScript.ApplicationWorld, self.compilation_done)
             while self.working: