1 files changed, 1 insertions, 1 deletions
diff --git a/iseq.c b/iseq.c
index 3dd7beaf0d..d3bd4a22f3 100644
--- a/iseq.c
+++ b/iseq.c
@@ -784,7 +784,7 @@ make_compile_option_value(rb_compile_option_t *option)
 {
     VALUE opt = rb_hash_new_with_size(11);
 #define SET_COMPILE_OPTION(o, h, mem) \
-  rb_hash_aset((h), ID2SYM(rb_intern(#mem)), (o)->mem ? Qtrue : Qfalse)
+  rb_hash_aset((h), ID2SYM(rb_intern(#mem)), RBOOL((o)->mem))
 #define SET_COMPILE_OPTION_NUM(o, h, mem) \
   rb_hash_aset((h), ID2SYM(rb_intern(#mem)), INT2NUM((o)->mem))
     {