diff --git a/api/@ohos.telephony.call.d.ts b/api/@ohos.telephony.call.d.ts
index 2d27ed71365659e0d39c3be32ea45a117a3fa6b5..c9f6ac62a80824aa3c1db03a2830244d3b42ebbd 100644
--- a/api/@ohos.telephony.call.d.ts
+++ b/api/@ohos.telephony.call.d.ts
@@ -4338,7 +4338,7 @@ declare namespace call {
      * @systemapi Hide this for inner system use.
      * @since 8
      */
-    number: string;
+    num: string;
 
     /**
      * Indicates the start time hours of call forwarding.
diff --git a/api/@ohos.telephony.observer.d.ts b/api/@ohos.telephony.observer.d.ts
index 8373c0c116f4aea03ad357b1d714c78851c1c4a1..eb35eef2434578b0a3db6fc5092d9deeb9d2d110 100644
--- a/api/@ohos.telephony.observer.d.ts
+++ b/api/@ohos.telephony.observer.d.ts
@@ -805,7 +805,7 @@ declare namespace observer {
      * @syscap SystemCapability.Telephony.StateRegistry
      * @since 11
      */
-    number: string;
+    num: string;
   }
 
   /**
diff --git a/api/@ohos.telephony.sim.d.ts b/api/@ohos.telephony.sim.d.ts
index 37d1de351ed3c8136262cac44acbd2535f70b213..15d4944c3b343285f10ab60c02fe17f7fee0fc76 100644
--- a/api/@ohos.telephony.sim.d.ts
+++ b/api/@ohos.telephony.sim.d.ts
@@ -1160,7 +1160,7 @@ declare namespace sim {
    * @systemapi Hide this for inner system use.
    * @since 8
    */
-  function setShowNumber(slotId: number, number: string, callback: AsyncCallback<void>): void;
+  function setShowNumber(slotId: number, num: string, callback: AsyncCallback<void>): void;
 
   /**
    * Set the SIM card number in the specified slot.
@@ -1183,7 +1183,7 @@ declare namespace sim {
    * @systemapi Hide this for inner system use.
    * @since 8
    */
-  function setShowNumber(slotId: number, number: string): Promise<void>;
+  function setShowNumber(slotId: number, num: string): Promise<void>;
 
   /**
    * Get the SIM card number of the specified card slot.