diff --git a/BUILD.gn b/BUILD.gn
index 8f7b64f6..a708837a 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -57,6 +57,7 @@ pkg_config("target_defaults") {
   cflags_cc = [
     "-fno-strict-aliasing",
     "-Wdelete-non-virtual-dtor",
+    "-Wno-deprecated-declarations",
   ]
   cflags = [ "-ffunction-sections" ]
   ldflags = [ "-Wl,--gc-sections" ]