1 files changed, 2 insertions, 0 deletions
diff --git a/vm.c b/vm.c
index ef1bf0facb..6b8119b1ba 100644
--- a/vm.c
+++ b/vm.c
@@ -2664,6 +2664,8 @@ ruby_vm_destruct(rb_vm_t *vm)
 	if (objspace) {
 	    rb_objspace_free(objspace);
 	}
+        rb_native_mutex_destroy(&vm->waitpid_lock);
+        rb_native_mutex_destroy(&vm->workqueue_lock);
 	/* after freeing objspace, you *can't* use ruby_xfree() */
 	ruby_mimfree(vm);
 	ruby_current_vm_ptr = NULL;