diff --git a/glib/gdatetime.c b/glib/gdatetime.c
index 4bd0e797a..d09fa087f 100644
--- a/glib/gdatetime.c
+++ b/glib/gdatetime.c
@@ -115,9 +115,6 @@
 
 struct _GDateTime
 {
-  /* 1 is 0001-01-01 in Proleptic Gregorian */
-  gint32 days;
-
   /* Microsecond timekeeping within Day */
   guint64 usec;
 
@@ -125,6 +122,9 @@ struct _GDateTime
   GTimeZone *tz;
   gint interval;
 
+  /* 1 is 0001-01-01 in Proleptic Gregorian */
+  gint32 days;
+
   volatile gint ref_count;
 };