diff --git a/pvmfw/Android.bp b/pvmfw/Android.bp
index 1aa5935..523334f 100644
--- a/pvmfw/Android.bp
+++ b/pvmfw/Android.bp
@@ -48,6 +48,7 @@
     host_supported: true,
     // For now, only bootargs.rs is written to be conditionally compiled with std.
     srcs: ["src/bootargs.rs"],
+    defaults: ["avf_build_flags_rust"],
     test_suites: ["general-tests"],
     test_options: {
         unit_test: true,
diff --git a/pvmfw/avb/Android.bp b/pvmfw/avb/Android.bp
index 6c1bdd1..73d188b 100644
--- a/pvmfw/avb/Android.bp
+++ b/pvmfw/avb/Android.bp
@@ -5,6 +5,7 @@
 rust_library_rlib {
     name: "libpvmfw_avb_nostd",
     crate_name: "pvmfw_avb",
+    defaults: ["avf_build_flags_rust"],
     srcs: ["src/lib.rs"],
     prefer_rlib: true,
     rustlibs: [
@@ -24,6 +25,7 @@
 rust_test {
     name: "libpvmfw_avb.integration_test",
     crate_name: "pvmfw_avb_test",
+    defaults: ["avf_build_flags_rust"],
     srcs: ["tests/*.rs"],
     test_suites: ["general-tests"],
     data: [