diff --git a/src/fontra/backends/fontra.py b/src/fontra/backends/fontra.py
index 3f976a5de..cedd21291 100644
--- a/src/fontra/backends/fontra.py
+++ b/src/fontra/backends/fontra.py
@@ -45,6 +45,7 @@ def __init__(self, *, path=None, create=False):
             self._readFontData()
         else:
             self.fontData = Font()
+            self._writeGlyphInfo()
         self._scheduler = Scheduler()
 
     @property