diff --git a/tools/gn2bp/Android.bp.swp b/tools/gn2bp/Android.bp.swp
index c2ceaa1..da1b583 100644
--- a/tools/gn2bp/Android.bp.swp
+++ b/tools/gn2bp/Android.bp.swp
@@ -1848,6 +1848,7 @@
     cflags: [
         "-O2",
         "-Wno-error=return-type",
+        "-Wno-macro-redefined",
         "-Wno-missing-field-initializers",
         "-Wno-non-virtual-dtor",
         "-Wno-sign-compare",
diff --git a/tools/gn2bp/gen_android_bp b/tools/gn2bp/gen_android_bp
index 1e56d32..c14858b 100755
--- a/tools/gn2bp/gen_android_bp
+++ b/tools/gn2bp/gen_android_bp
@@ -1149,6 +1149,7 @@
   defaults.cflags = [
       '-Wno-error=return-type',
       '-Wno-non-virtual-dtor',
+      '-Wno-macro-redefined',
       '-Wno-missing-field-initializers',
       '-Wno-sign-compare',
       '-Wno-sign-promo',