1 files changed, 2 insertions, 0 deletions
diff --git a/tool/rjit/bindgen.rb b/tool/rjit/bindgen.rb
index 4cca493bcf..bbf174d6fa 100755
--- a/tool/rjit/bindgen.rb
+++ b/tool/rjit/bindgen.rb
@@ -476,6 +476,7 @@ generator = BindingGenerator.new(
       VM_METHOD_TYPE_ZSUPER
       VM_SPECIAL_OBJECT_VMCORE
       RUBY_ENCODING_MASK
+      RUBY_FL_FREEZE
     ],
   },
   values: {
@@ -549,6 +550,7 @@ generator = BindingGenerator.new(
     rb_str_bytesize
     rjit_str_simple_append
     rb_str_buf_append
+    rb_str_dup
   ],
   types: %w[
     CALL_DATA