diff --git a/transport/base/1.0/Android.bp b/transport/base/1.0/Android.bp
index bd2ae49..00d2f2b 100644
--- a/transport/base/1.0/Android.bp
+++ b/transport/base/1.0/Android.bp
@@ -3,7 +3,6 @@
 hidl_interface {
     name: "android.hidl.base@1.0",
     root: "android.hidl",
-    core_interface: true,
     vndk: {
         enabled: true,
     },
diff --git a/transport/manager/1.0/Android.bp b/transport/manager/1.0/Android.bp
index e4a120b..869c58e 100644
--- a/transport/manager/1.0/Android.bp
+++ b/transport/manager/1.0/Android.bp
@@ -3,7 +3,6 @@
 hidl_interface {
     name: "android.hidl.manager@1.0",
     root: "android.hidl",
-    core_interface: true,
     vndk: {
         enabled: true,
     },
diff --git a/transport/manager/1.1/Android.bp b/transport/manager/1.1/Android.bp
index cde68a7..407dfa3 100644
--- a/transport/manager/1.1/Android.bp
+++ b/transport/manager/1.1/Android.bp
@@ -3,7 +3,6 @@
 hidl_interface {
     name: "android.hidl.manager@1.1",
     root: "android.hidl",
-    core_interface: true,
     vndk: {
         enabled: true,
     },
diff --git a/transport/manager/1.2/Android.bp b/transport/manager/1.2/Android.bp
index a50426a..564fb8a 100644
--- a/transport/manager/1.2/Android.bp
+++ b/transport/manager/1.2/Android.bp
@@ -3,7 +3,6 @@
 hidl_interface {
     name: "android.hidl.manager@1.2",
     root: "android.hidl",
-    core_interface: true,
     vndk: {
         enabled: true,
     },