diff --git a/include/gint/gray.h b/include/gint/gray.h
index 134d1e8..8dac1b8 100644
--- a/include/gint/gray.h
+++ b/include/gint/gray.h
@@ -68,8 +68,10 @@ void gray_stop(void);
 
      LIGHT    DARK    BLINKING     STRIPES       COLORS
      --------------------------------------------------
+       680    1078
+       762    1311         low        some     too light  [default]
        869    1097      medium        some    excellent
-       869    1311      medium        none         good  [default]
+       869    1311      medium        none         good
        937    1425      medium        none         good
      --------------------------------------------------
 
diff --git a/src/gray/engine.c b/src/gray/engine.c
index 9723282..9b55a99 100644
--- a/src/gray/engine.c
+++ b/src/gray/engine.c
@@ -27,7 +27,7 @@ GDATA static volatile int st = 0;
 
 /* Whether the engine is running. Delays of light and dark frames. */
 GDATA static int runs = 0;
-GDATA static int delays[2] = { 869, 1311 };
+GDATA static int delays[2] = { 762, 1311 };
 
 /* Underlying timer */
 #define GRAY_TIMER 0