diff --git a/bundles/mautrix-whatsapp/files/config.yaml b/bundles/mautrix-whatsapp/files/config.yaml
index d69f5af..c2dd8f7 100644
--- a/bundles/mautrix-whatsapp/files/config.yaml
+++ b/bundles/mautrix-whatsapp/files/config.yaml
@@ -104,5 +104,5 @@ logging:
     file_name_format: null
     file_date_format: 2006-01-02
     file_mode: 0600
-    timestamp_format: Jan _2, 2006 15:04:05
+    timestamp_format: null
     print_level: debug