1 files changed, 4 insertions, 0 deletions
diff --git a/gc.c b/gc.c
index 0ae85c3eb4..dbb432b980 100644
--- a/gc.c
+++ b/gc.c
@@ -1718,6 +1718,7 @@ gc_mark_children(rb_objspace_t *objspace, VALUE ptr, int lev)
       case T_MODULE:
 	mark_m_tbl(objspace, RCLASS_M_TBL(obj), lev);
 	mark_tbl(objspace, RCLASS_IV_TBL(obj), lev);
+	mark_tbl(objspace, RCLASS_CONST_TBL(obj), lev);
 	ptr = RCLASS_SUPER(obj);
 	goto again;
 
@@ -2179,6 +2180,9 @@ obj_free(rb_objspace_t *objspace, VALUE obj)
 	if (RCLASS_IV_TBL(obj)) {
 	    st_free_table(RCLASS_IV_TBL(obj));
 	}
+	if (RCLASS_CONST_TBL(obj)) {
+	    st_free_table(RCLASS_CONST_TBL(obj));
+	}
 	if (RCLASS_IV_INDEX_TBL(obj)) {
 	    st_free_table(RCLASS_IV_INDEX_TBL(obj));
 	}