diff --git a/api/@ohos.telephony.radio.d.ts b/api/@ohos.telephony.radio.d.ts
index 75098eb1d8d1ad8dfcb9cc0692cfe73e88a2b686..e5cc3b93fc75eb797cc8f2f30b31b8a204422973 100644
--- a/api/@ohos.telephony.radio.d.ts
+++ b/api/@ohos.telephony.radio.d.ts
@@ -13,7 +13,7 @@
  * limitations under the License.
  */
 
-import {AsyncCallback} from "./basic";
+import {AsyncCallback, Callback} from "./basic";
 
 /**
  * Provides interfaces for applications to obtain the network state, cell information, signal information,