diff --git a/api/Android.bp b/api/Android.bp
index bf9ea48..1e13e95 100644
--- a/api/Android.bp
+++ b/api/Android.bp
@@ -296,6 +296,28 @@
     "org.xmlpull",
 ]
 
+// These are libs from framework-internal-utils that are required (i.e. being referenced)
+// from framework-non-updatable-sources. Add more here when there's a need.
+// DO NOT add the entire framework-internal-utils. It might cause unnecessary circular
+// dependencies gets bigger.
+android_non_updatable_stubs_libs = [
+    "android.hardware.cas-V1.2-java",
+    "android.hardware.health-V1.0-java-constants",
+    "android.hardware.thermal-V1.0-java-constants",
+    "android.hardware.thermal-V2.0-java",
+    "android.hardware.tv.input-V1.0-java-constants",
+    "android.hardware.usb-V1.0-java-constants",
+    "android.hardware.usb-V1.1-java-constants",
+    "android.hardware.usb.gadget-V1.0-java",
+    "android.hardware.vibrator-V1.3-java",
+    "framework-protos",
+]
+
+java_defaults {
+    name: "android-non-updatable-stubs-libs-defaults",
+    libs: android_non_updatable_stubs_libs,
+}
+
 // Defaults for all stubs that include the non-updatable framework. These defaults do not include
 // module symbols, so will not compile correctly on their own. Users must add module APIs to the
 // classpath (or sources) somehow.
@@ -327,18 +349,7 @@
     // from framework-non-updatable-sources. Add more here when there's a need.
     // DO NOT add the entire framework-internal-utils. It might cause unnecessary circular
     // dependencies gets bigger.
-    libs: [
-        "android.hardware.cas-V1.2-java",
-        "android.hardware.health-V1.0-java-constants",
-        "android.hardware.thermal-V1.0-java-constants",
-        "android.hardware.thermal-V2.0-java",
-        "android.hardware.tv.input-V1.0-java-constants",
-        "android.hardware.usb-V1.0-java-constants",
-        "android.hardware.usb-V1.1-java-constants",
-        "android.hardware.usb.gadget-V1.0-java",
-        "android.hardware.vibrator-V1.3-java",
-        "framework-protos",
-    ],
+    libs: android_non_updatable_stubs_libs,
     flags: [
         "--error NoSettingsProvider",
         "--error UnhiddenSystemApi",