diff --git a/BUILD.gn b/BUILD.gn
index 52487de..bea2a4d 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -23,6 +23,7 @@
   visibility = [ ":*" ]
   cflags_cc = [
     "-Wno-delete-non-virtual-dtor",
+    "-Wno-conversion",
   ]
 }