diff --git a/preset/presetMicronWTB.txt b/preset/presetMicronWTB.txt
index df813eaf..9df2131f 100644
--- a/preset/presetMicronWTB.txt
+++ b/preset/presetMicronWTB.txt
@@ -2,10 +2,10 @@ OCS2-MICRON-WTB-PRESET
 .BL = 32,
 .tRFCpb = 140,
 .tRFCab = 280,
-.tRAS = 27,
+.tRAS = 42,
 .tRPpb = 18,
 .tRPab = 21,
-.tRC = 38,
+.tRC = 60,
 
 .tDQSCK_min = 1.5,
 .tDQSCK_max = 3.5,