diff --git a/Android.bp b/Android.bp
index 9203f0c..d181f1b 100644
--- a/Android.bp
+++ b/Android.bp
@@ -254,6 +254,7 @@
 
 cc_library_static {
     name: "libring-core",
+    defaults: ["rust_static_cc_lib_defaults"],
     host_supported: true,
     srcs: [
         "crypto/cpu-intel.c",
@@ -352,6 +353,7 @@
 
 cc_library_static {
     name: "libring-test",
+    defaults: ["rust_static_cc_lib_defaults"],
     host_supported: true,
     srcs: [
         "crypto/constant_time_test.c",