diff --git a/org.gnome.Calendar.json b/org.gnome.Calendar.json
index 4fe961c0..c78da1a8 100644
--- a/org.gnome.Calendar.json
+++ b/org.gnome.Calendar.json
@@ -52,6 +52,7 @@
         {
             "name" : "gnome-online-accounts",
             "config-opts" : [
+                "--disable-Werror",
                 "--disable-telepathy",
                 "--disable-documentation",
                 "--disable-backend"