diff --git a/contexthub/aidl/default/ContextHub.cpp b/contexthub/aidl/default/ContextHub.cpp
index 66f9857..5272957 100644
--- a/contexthub/aidl/default/ContextHub.cpp
+++ b/contexthub/aidl/default/ContextHub.cpp
@@ -76,7 +76,8 @@
     }
 }
 
-ScopedAStatus ContextHub::getPreloadedNanoappIds(std::vector<int64_t>* out_preloadedNanoappIds) {
+ScopedAStatus ContextHub::getPreloadedNanoappIds(int32_t /* in_contextHubId */,
+                                                 std::vector<int64_t>* out_preloadedNanoappIds) {
     if (out_preloadedNanoappIds == nullptr) {
         return ScopedAStatus::fromExceptionCode(EX_ILLEGAL_ARGUMENT);
     }
diff --git a/contexthub/aidl/default/include/contexthub-impl/ContextHub.h b/contexthub/aidl/default/include/contexthub-impl/ContextHub.h
index 02ecf53..7a2cfd1 100644
--- a/contexthub/aidl/default/include/contexthub-impl/ContextHub.h
+++ b/contexthub/aidl/default/include/contexthub-impl/ContextHub.h
@@ -39,7 +39,7 @@
     ::ndk::ScopedAStatus onSettingChanged(Setting in_setting, bool in_enabled) override;
     ::ndk::ScopedAStatus queryNanoapps(int32_t in_contextHubId) override;
     ::ndk::ScopedAStatus getPreloadedNanoappIds(
-            std::vector<int64_t>* out_preloadedNanoappIds) override;
+            int32_t in_contextHubId, std::vector<int64_t>* out_preloadedNanoappIds) override;
     ::ndk::ScopedAStatus registerCallback(
             int32_t in_contextHubId, const std::shared_ptr<IContextHubCallback>& in_cb) override;
     ::ndk::ScopedAStatus sendMessageToHub(int32_t in_contextHubId,