diff --git a/cas/1.0/Android.bp b/cas/1.0/Android.bp
index f351d10..6d94793 100644
--- a/cas/1.0/Android.bp
+++ b/cas/1.0/Android.bp
@@ -67,6 +67,9 @@
     generated_headers: ["android.hardware.cas@1.0_genc++_headers"],
     export_generated_headers: ["android.hardware.cas@1.0_genc++_headers"],
     vendor_available: true,
+    vndk: {
+        enabled: true,
+    },
     shared_libs: [
         "libhidlbase",
         "libhidltransport",
diff --git a/cas/native/1.0/Android.bp b/cas/native/1.0/Android.bp
index 1836156..e39cab1 100644
--- a/cas/native/1.0/Android.bp
+++ b/cas/native/1.0/Android.bp
@@ -46,6 +46,9 @@
     generated_headers: ["android.hardware.cas.native@1.0_genc++_headers"],
     export_generated_headers: ["android.hardware.cas.native@1.0_genc++_headers"],
     vendor_available: true,
+    vndk: {
+        enabled: true,
+    },
     shared_libs: [
         "libhidlbase",
         "libhidltransport",