diff --git a/ReactCommon/cxxreact/BUCK b/ReactCommon/cxxreact/BUCK
index e2d9a489056..983a27d3878 100644
--- a/ReactCommon/cxxreact/BUCK
+++ b/ReactCommon/cxxreact/BUCK
@@ -46,9 +46,6 @@ rn_xplat_cxx_library(
     fbobjc_compiler_flags = get_apple_compiler_flags(),
     force_static = True,
     labels = ["supermodule:xplat/default/public.react_native.infra"],
-    preprocessor_flags = [
-        "-DWITH_FBREMAP=1",
-    ],
     visibility = [
         "PUBLIC",
     ],