diff --git a/tools/gn/bootstrap/bootstrap.py b/tools/gn/bootstrap/bootstrap.py
index 2f2dbaa..8300c3b 100755
--- a/tools/gn/bootstrap/bootstrap.py
+++ b/tools/gn/bootstrap/bootstrap.py
@@ -188,6 +188,7 @@
   write_buildflag_header_manually(root_gen_dir, 'base/cfi_flags.h',
       {
           'CFI_CAST_CHECK': 'false',
+          'CFI_ICALL_CHECK': 'false',
           'CFI_ENFORCEMENT_TRAP': 'false',
           'CFI_ENFORCEMENT_DIAGNOSTIC': 'false'
       })