1 files changed, 1 insertions, 1 deletions
diff --git a/hash.c b/hash.c
index da9af425c1..9cb9a635e0 100644
--- a/hash.c
+++ b/hash.c
@@ -6657,7 +6657,7 @@ const rb_data_type_t env_data_type = {
     "ENV",
     {
         NULL,
-        RUBY_DEFAULT_FREE,
+        NULL,
         NULL,
         NULL,
     },