diff --git a/compile.c b/compile.c
index 4631f9080b848a..a9327f5217abd5 100644
--- a/compile.c
+++ b/compile.c
@@ -1307,7 +1307,7 @@ iseq_set_arguments_keywords(rb_iseq_t *iseq, LINK_ANCHOR *const optargs,
 
     iseq->body->param.flags.has_kw = TRUE;
     iseq->body->param.keyword = keyword = ZALLOC_N(struct rb_iseq_param_keyword, 1);
-    keyword->bits_start = get_dyna_var_idx_at_raw(iseq, args->kw_rest_arg->nd_vid);
+    keyword->bits_start = get_dyna_var_idx_at_raw(iseq, args->kw_rest_arg->nd_cflag);
 
     while (node) {
 	NODE *val_node = node->nd_body->nd_value;
@@ -1346,8 +1346,8 @@ iseq_set_arguments_keywords(rb_iseq_t *iseq, LINK_ANCHOR *const optargs,
 
     keyword->num = kw;
 
-    if (args->kw_rest_arg->nd_cflag != 0) {
-	keyword->rest_start =  get_dyna_var_idx_at_raw(iseq, args->kw_rest_arg->nd_cflag);
+    if (args->kw_rest_arg->nd_vid != 0) {
+	keyword->rest_start =  get_dyna_var_idx_at_raw(iseq, args->kw_rest_arg->nd_vid);
 	iseq->body->param.flags.has_kwrest = TRUE;
     }
     keyword->required_num = rkw;
diff --git a/node.c b/node.c
index 1fe47844da8b86..f09138da35f9f3 100644
--- a/node.c
+++ b/node.c
@@ -961,8 +961,8 @@ dump_node(VALUE buf, VALUE indent, int comment, NODE *node)
 	F_ID(nd_ainfo->rest_arg, "rest argument");
 	F_ID(nd_ainfo->block_arg, "block argument");
 	F_NODE(nd_ainfo->opt_args, "optional arguments");
-	LAST_NODE;
 	F_NODE(nd_ainfo->kw_args, "keyword arguments");
+	LAST_NODE;
 	F_NODE(nd_ainfo->kw_rest_arg, "keyword rest argument");
 	break;
 
diff --git a/parse.y b/parse.y
index 8e932191598560..3a2cff19411c8a 100644
--- a/parse.y
+++ b/parse.y
@@ -10127,8 +10127,8 @@ new_args_tail_gen(struct parser_params *parser, NODE *k, ID kr, ID b)
 	if (kr) arg_var(kr);
 	if (b) arg_var(b);
 
-	args->kw_rest_arg = NEW_DVAR(kw_bits);
-	args->kw_rest_arg->nd_cflag = kr;
+	args->kw_rest_arg = NEW_DVAR(kr);
+	args->kw_rest_arg->nd_cflag = kw_bits;
     }
     else if (kr) {
 	if (b) vtable_pop(lvtbl->args, 1); /* reorder */
diff --git a/version.h b/version.h
index 4ee09f71f03706..c9e74f79a682d7 100644
--- a/version.h
+++ b/version.h
@@ -1,6 +1,6 @@
 #define RUBY_VERSION "2.4.4"
 #define RUBY_RELEASE_DATE "2018-02-17"
-#define RUBY_PATCHLEVEL 239
+#define RUBY_PATCHLEVEL 240
 
 #define RUBY_RELEASE_YEAR 2018
 #define RUBY_RELEASE_MONTH 2