diff --git a/components/soc/esp32/include/soc/soc.h b/components/soc/esp32/include/soc/soc.h
index 0e633821fd..fe8a69b380 100644
--- a/components/soc/esp32/include/soc/soc.h
+++ b/components/soc/esp32/include/soc/soc.h
@@ -296,11 +296,12 @@
 #define SOC_DMA_HIGH 0x40000000
 
 // Region of memory that is byte-accessible. See esp_ptr_byte_accessible().
-#define SOC_BYTE_ACCESSIBLE_LOW     0x3FFAE000
+#define SOC_BYTE_ACCESSIBLE_LOW     0x3FF90000
 #define SOC_BYTE_ACCESSIBLE_HIGH    0x40000000
 
-//Region of memory that is internal, as in on the same silicon die as the ESP32 CPUs (excluding RTC data region, that's checked separately.) See esp_ptr_internal().
-#define SOC_MEM_INTERNAL_LOW        0x3F400000
+//Region of memory that is internal, as in on the same silicon die as the ESP32 CPUs
+//(excluding RTC data region, that's checked separately.) See esp_ptr_internal().
+#define SOC_MEM_INTERNAL_LOW        0x3FF90000
 #define SOC_MEM_INTERNAL_HIGH       0x400C2000