diff --git a/docs/en/app/bala2.md b/docs/en/app/bala2.md
index 9f6e7314..0a57bf44 100644
--- a/docs/en/app/bala2.md
+++ b/docs/en/app/bala2.md
@@ -57,7 +57,7 @@ Note: BALA2 has been calibrated , and it can automatically maintain its balance
    </tr>
    <tr>
       <td>Flash/RAM</td>
-      <td>16MB Flash + 4MB PSRAM</td>
+      <td>16MB Flash</td>
    </tr>
    <tr>
       <td>LCD</td>
diff --git a/docs/zh_CN/app/bala2.md b/docs/zh_CN/app/bala2.md
index 740c9594..cd1b16b7 100644
--- a/docs/zh_CN/app/bala2.md
+++ b/docs/zh_CN/app/bala2.md
@@ -57,7 +57,7 @@
    </tr>
    <tr>
       <td>Flash/RAM</td>
-      <td>16MB Flash + 4MB PSRAM</td>
+      <td>16MB Flash</td>
    </tr>
    <tr>
       <td>LCD</td>