diff --git a/ESP32-HUB75-MatrixPanel-I2S-DMA.h b/ESP32-HUB75-MatrixPanel-I2S-DMA.h
index 89dc0a9..5f14a66 100644
--- a/ESP32-HUB75-MatrixPanel-I2S-DMA.h
+++ b/ESP32-HUB75-MatrixPanel-I2S-DMA.h
@@ -292,7 +292,7 @@ struct  HUB75_I2S_CFG {
     shift_driver _drv = SHIFTREG,
     bool _dbuff = false,
     clk_speed _i2sspeed = HZ_10M,
-    uint8_t _latblk  = 4,
+    uint8_t _latblk  = 1, // Anything > 1 seems to cause artifacts on ICS panels
     bool _clockphase = true,
     uint8_t _min_refresh_rate = 85
   ) : mx_width(_w),