diff --git a/EPD/EPD_ble.c b/EPD/EPD_ble.c
index c7a3961..f87b172 100644
--- a/EPD/EPD_ble.c
+++ b/EPD/EPD_ble.c
@@ -168,6 +168,7 @@ static void epd_service_process(ble_epd_t * p_epd, uint8_t * p_data, uint16_t le
       
       case EPD_CMD_CFG_ERASE:
           epd_config_clear(&p_epd->config);
+          nrf_delay_ms(10); // required
           NVIC_SystemReset();
           break;
 
diff --git a/Keil/EPD.uvprojx b/Keil/EPD.uvprojx
index e3be889..3db5da7 100644
--- a/Keil/EPD.uvprojx
+++ b/Keil/EPD.uvprojx
@@ -859,7 +859,7 @@
               <OCR_RVCT4>
                 <Type>1</Type>
                 <StartAddress>0x18000</StartAddress>
-                <Size>0x18000</Size>
+                <Size>0x8000</Size>
               </OCR_RVCT4>
               <OCR_RVCT5>
                 <Type>1</Type>
@@ -896,7 +896,7 @@
           </ArmAdsMisc>
           <Cads>
             <interw>1</interw>
-            <Optim>1</Optim>
+            <Optim>4</Optim>
             <oTime>0</oTime>
             <SplitLS>0</SplitLS>
             <OneElfS>1</OneElfS>