diff --git a/docs/en/core/basic.md b/docs/en/core/basic.md
index c0c2b848..4f62fcd8 100644
--- a/docs/en/core/basic.md
+++ b/docs/en/core/basic.md
@@ -63,7 +63,7 @@ This is a [Bottom board](en/base/core_bottom) on the back of M5Core. It's design
    </tr>
    <tr>
       <td>Flash</td>
-      <td>4M-Bytes</td>
+      <td>16MB (old model: 4MB)</td>
    </tr>
    <tr>
       <td>Input</td>
diff --git a/docs/en/core/m5go.md b/docs/en/core/m5go.md
index 13b9db02..7f506eaa 100644
--- a/docs/en/core/m5go.md
+++ b/docs/en/core/m5go.md
@@ -103,7 +103,7 @@ We also supply some courses for teaching IOT programming. If you are interesting
    </tr>
    <tr>
       <td>Flash & PSRAM</td>
-      <td>16MB Flash + 4MB pSRAM </td>
+      <td>16MB Flash</td>
    </tr>
    <tr>
       <td>Input</td>
diff --git a/docs/en/core/m5go_lite.md b/docs/en/core/m5go_lite.md
index 8e2babbe..3779af73 100644
--- a/docs/en/core/m5go_lite.md
+++ b/docs/en/core/m5go_lite.md
@@ -106,7 +106,7 @@ We also supply some courses for teaching IOT programming. If you are interesting
    </tr>
    <tr>
       <td>Flash & PSRAM</td>
-      <td>16MB Flash + 4MB pSRAM </td>
+      <td>16MB Flash</td>
    </tr>
    <tr>
       <td>Input</td>
diff --git a/docs/ja/core/basic.md b/docs/ja/core/basic.md
index 38eb996e..9b258ab2 100644
--- a/docs/ja/core/basic.md
+++ b/docs/ja/core/basic.md
@@ -64,7 +64,7 @@
 |項目|詳細|
 |:---|:---|
 |ESP32| 240MHz x 2コア, 600 DMIPS, 520KB SRAM, Wi-Fi, デュアルモードBluetooth|
-|Flash| 4MB |
+|Flash| 16MB (旧: 4MB) |
 |電源入力| 5V @ 500mA |
 |インターフェース| USB Type-C x 1, Grove(I2C+I/0+UART) x 1|
 |画面| 2 inch, 320x240 Colorful TFT LCD, ILI9342 |
diff --git a/docs/zh_CN/core/basic.md b/docs/zh_CN/core/basic.md
index 4ddc26b8..06a1bd21 100644
--- a/docs/zh_CN/core/basic.md
+++ b/docs/zh_CN/core/basic.md
@@ -69,7 +69,7 @@
    </tr>
    <tr>
       <td>Flash闪存</td>
-      <td>4M-Bytes</td>
+      <td>16MB (旧: 4MB)</td>
    </tr>
    <tr>
       <td>输入电压</td>
diff --git a/docs/zh_CN/core/gray.md b/docs/zh_CN/core/gray.md
index fa9e290c..888ec379 100644
--- a/docs/zh_CN/core/gray.md
+++ b/docs/zh_CN/core/gray.md
@@ -82,7 +82,7 @@
    </tr>
    <tr>
       <td>Flash闪存</td>
-      <td>16M-Bytes (旧: 4M-Bytes)</td>
+      <td>16MB (旧: 4MB)</td>
    </tr>
    <tr>
       <td>输入电压</td>