1 files changed, 6 insertions, 0 deletions
diff --git a/instr-daemon.c b/instr-daemon.c
index f2b9ca2..021eb62 100644
--- a/instr-daemon.c
+++ b/instr-daemon.c
@@ -317,6 +317,12 @@ static gboolean periodic_poll (void)
 {
 	if (bus_getpin (POWER_FAIL)) {
 
+		globals.Flags.shutdown_started = TRUE;
+
+		while (globals.Flags.flash_write_in_progress) {
+			g_usleep(1000);
+		}
+
 		LCD_clear();
 		LCD_write(0,0,"Power failed. Shutdown.");