diff --git a/client-barcode/freitagskasse.py b/client-barcode/freitagskasse.py
index d7774eb..79f4d3c 100644
--- a/client-barcode/freitagskasse.py
+++ b/client-barcode/freitagskasse.py
@@ -234,7 +234,7 @@ class Status:
 			# Show final balance for some time
 			clear()
 			self.dump()
-			print_display('\x0bDanke,%-14s' % (self.login_name[:13]+"!") )
+			print_display('\x0bDanke, %-12s' % (self.login_name[:12]+"!") )
 			delay('Logout', 3)
 
 			# Logout
diff --git a/display-daemon/ser.c b/display-daemon/ser.c
index f609d21..d5704a3 100644
--- a/display-daemon/ser.c
+++ b/display-daemon/ser.c
@@ -20,6 +20,7 @@
 
 
 int fd;
+int display_dirty=0;
 int screensaver;
 int brightness = 4;
 int offset = 0;
@@ -108,9 +109,9 @@ char display_set_timer[] = { 0x1F, 0x54 };
 #define TIME_BASE  	     200000
 #define TB_TO_SECS(x)        (x*1000000/TIME_BASE)
 
-#define TIME_CLOCK	     TB_TO_SECS(5)
+#define TIME_CLOCK	     TB_TO_SECS(65)
 #define TIME_DIM 	     TB_TO_SECS(90)
-#define TIME_OFF 	     TB_TO_SECS(320)
+#define TIME_OFF 	     TB_TO_SECS(520)
 
 #define DEVICE               "/dev/ttyUSB0"
 
@@ -220,6 +221,11 @@ rthread (void *args)
 	{
 
 	  screensaver = 0;
+          if (display_dirty) {
+		printf("DEBUG: resetting display\n");
+		SEND_DISPLAY_INIT;
+		display_dirty=0;
+	  }
 	  display_dim (4);
 
 	  if (pc == '\n')
@@ -363,10 +369,12 @@ main (int argc, char **argv)
 
       if (screensaver == TIME_CLOCK)
 	{
+	  display_dirty=1;
 	  showtime ();
 	}
       if (screensaver == TIME_OFF)
 	{
+	  display_dirty=1;
 	  display_dim (0);
 	}
 
@@ -374,6 +382,7 @@ main (int argc, char **argv)
       //show a scroll text while the screensaver is active...
       if ((screensaver > (TIME_CLOCK + 10)) && (screensaver < TIME_OFF))
 	{
+	        display_dirty=1;
 		scrolltext();
 	}