diff --git a/gnss/aidl/Android.bp b/gnss/aidl/Android.bp
index 12dd0ac..d90cf0b 100644
--- a/gnss/aidl/Android.bp
+++ b/gnss/aidl/Android.bp
@@ -24,27 +24,12 @@
 }
 
 aidl_interface {
-    name: "android.hardware.gnss.visibility_control",
-    vendor_available: true,
-    srcs: ["android/hardware/gnss/visibility_control/*.aidl"],
-    stability: "vintf",
-    backend: {
-        java: {
-            platform_apis: true,
-        },
-        ndk: {
-            vndk: {
-                enabled: true,
-            },
-        },
-    },
-}
-
-aidl_interface {
     name: "android.hardware.gnss",
     vendor_available: true,
-    srcs: ["android/hardware/gnss/*.aidl"],
-    imports: ["android.hardware.gnss.visibility_control"],
+    srcs: [
+        "android/hardware/gnss/*.aidl",
+        "android/hardware/gnss/visibility_control/*.aidl",
+    ],
     stability: "vintf",
     backend: {
         java: {
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss.visibility_control/current/android/hardware/gnss/visibility_control/IGnssVisibilityControl.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/current/android/hardware/gnss/visibility_control/IGnssVisibilityControl.aidl
similarity index 96%
rename from gnss/aidl/aidl_api/android.hardware.gnss.visibility_control/current/android/hardware/gnss/visibility_control/IGnssVisibilityControl.aidl
rename to gnss/aidl/aidl_api/android.hardware.gnss/current/android/hardware/gnss/visibility_control/IGnssVisibilityControl.aidl
index 7ef08d2..f674099 100644
--- a/gnss/aidl/aidl_api/android.hardware.gnss.visibility_control/current/android/hardware/gnss/visibility_control/IGnssVisibilityControl.aidl
+++ b/gnss/aidl/aidl_api/android.hardware.gnss/current/android/hardware/gnss/visibility_control/IGnssVisibilityControl.aidl
@@ -34,6 +34,6 @@
 package android.hardware.gnss.visibility_control;
 @VintfStability
 interface IGnssVisibilityControl {
-  void enableNfwLocationAccess(in String[] proxyApps);
+  void enableNfwLocationAccess(in @utf8InCpp String[] proxyApps);
   void setCallback(in android.hardware.gnss.visibility_control.IGnssVisibilityControlCallback callback);
 }
diff --git a/gnss/aidl/aidl_api/android.hardware.gnss.visibility_control/current/android/hardware/gnss/visibility_control/IGnssVisibilityControlCallback.aidl b/gnss/aidl/aidl_api/android.hardware.gnss/current/android/hardware/gnss/visibility_control/IGnssVisibilityControlCallback.aidl
similarity index 100%
rename from gnss/aidl/aidl_api/android.hardware.gnss.visibility_control/current/android/hardware/gnss/visibility_control/IGnssVisibilityControlCallback.aidl
rename to gnss/aidl/aidl_api/android.hardware.gnss/current/android/hardware/gnss/visibility_control/IGnssVisibilityControlCallback.aidl
diff --git a/gnss/aidl/android/hardware/gnss/visibility_control/IGnssVisibilityControl.aidl b/gnss/aidl/android/hardware/gnss/visibility_control/IGnssVisibilityControl.aidl
index 93c3f2c..c9c1549 100644
--- a/gnss/aidl/android/hardware/gnss/visibility_control/IGnssVisibilityControl.aidl
+++ b/gnss/aidl/android/hardware/gnss/visibility_control/IGnssVisibilityControl.aidl
@@ -71,7 +71,7 @@
      * The package name of the proxy Android application follows the standard Java language
      * package naming format. For example, com.example.myapp.
      */
-    void enableNfwLocationAccess(in String[] proxyApps);
+    void enableNfwLocationAccess(in @utf8InCpp String[] proxyApps);
 
     /**
      * Registers the callback for HAL implementation to use.
diff --git a/gnss/aidl/default/Android.bp b/gnss/aidl/default/Android.bp
index 29c26d1..6d03279 100644
--- a/gnss/aidl/default/Android.bp
+++ b/gnss/aidl/default/Android.bp
@@ -52,7 +52,6 @@
         "android.hardware.gnss.measurement_corrections@1.1",
         "android.hardware.gnss.measurement_corrections@1.0",
         "android.hardware.gnss.visibility_control@1.0",
-        "android.hardware.gnss.visibility_control-V1-ndk",
         "android.hardware.gnss-V2-ndk",
     ],
     srcs: [
diff --git a/gnss/aidl/vts/Android.bp b/gnss/aidl/vts/Android.bp
index d532fad..36497aa 100644
--- a/gnss/aidl/vts/Android.bp
+++ b/gnss/aidl/vts/Android.bp
@@ -50,7 +50,6 @@
     static_libs: [
         "android.hardware.gnss-V2-cpp",
         "android.hardware.gnss@common-vts-lib",
-        "android.hardware.gnss.visibility_control-V1-cpp",
     ],
     test_suites: [
         "general-tests",
diff --git a/gnss/aidl/vts/gnss_hal_test_cases.cpp b/gnss/aidl/vts/gnss_hal_test_cases.cpp
index eec50b0..99d196d 100644
--- a/gnss/aidl/vts/gnss_hal_test_cases.cpp
+++ b/gnss/aidl/vts/gnss_hal_test_cases.cpp
@@ -923,7 +923,8 @@
     status = iGnssVisibilityControl->setCallback(gnssVisibilityControlCallback);
     ASSERT_TRUE(status.isOk());
 
-    std::vector<String16> proxyApps{String16("com.example.ims"), String16("com.example.mdt")};
+    std::vector<std::string> proxyApps{std::string("com.example.ims"),
+                                       std::string("com.example.mdt")};
     status = iGnssVisibilityControl->enableNfwLocationAccess(proxyApps);
     ASSERT_TRUE(status.isOk());
 }