1 files changed, 4 insertions, 1 deletions
diff --git a/iseq.c b/iseq.c
index 587b49c4ad..6b243feb7e 100644
--- a/iseq.c
+++ b/iseq.c
@@ -340,7 +340,8 @@ static rb_compile_option_t COMPILE_OPTION_DEFAULT = {
     OPT_INSTRUCTIONS_UNIFICATION, /* int instructions_unification; */
     OPT_STACK_CACHING, /* int stack_caching; */
     OPT_TRACE_INSTRUCTION, /* int trace_instruction */
-    OPT_FROZEN_STRING_LITERAL
+    OPT_FROZEN_STRING_LITERAL,
+    OPT_FROZEN_STRING_LITERAL_DEBUG
 };
 
 static const rb_compile_option_t COMPILE_OPTION_FALSE = {0};
@@ -419,6 +420,8 @@ make_compile_option_value(rb_compile_option_t *option)
 	SET_COMPILE_OPTION(option, opt, instructions_unification);
 	SET_COMPILE_OPTION(option, opt, stack_caching);
 	SET_COMPILE_OPTION(option, opt, trace_instruction);
+	SET_COMPILE_OPTION(option, opt, frozen_string_literal);
+	SET_COMPILE_OPTION(option, opt, frozen_string_literal_debug);
 	SET_COMPILE_OPTION_NUM(option, opt, debug_level);
     }
 #undef SET_COMPILE_OPTION