diff --git a/projects/libass/libass_fuzzer.cc b/projects/libass/libass_fuzzer.cc
index 5254faff4..8cb11a68c 100644
--- a/projects/libass/libass_fuzzer.cc
+++ b/projects/libass/libass_fuzzer.cc
@@ -1,3 +1,21 @@
+/*
+# Copyright 2021 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+################################################################################
+*/
+
 #include <stdio.h>
 #include <stdlib.h>
 
@@ -12,29 +30,35 @@ void msg_callback(int level, const char *fmt, va_list va, void *data) {
 static const int kFrameWidth = 1280;
 static const int kFrameHeight = 720;
 
-static bool init(int frame_w, int frame_h) {
-  ass_library = ass_library_init();
-  if (!ass_library) {
-    printf("ass_library_init failed!\n");
-    exit(1);
+struct init {
+  init(int frame_w, int frame_h) {
+    ass_library = ass_library_init();
+    if (!ass_library) {
+      printf("ass_library_init failed!\n");
+      exit(1);
+    }
+
+    ass_set_message_cb(ass_library, msg_callback, NULL);
+
+    ass_renderer = ass_renderer_init(ass_library);
+    if (!ass_renderer) {
+      printf("ass_renderer_init failed!\n");
+      exit(1);
+    }
+
+    ass_set_frame_size(ass_renderer, frame_w, frame_h);
+    ass_set_fonts(ass_renderer, nullptr, "sans-serif",
+                  ASS_FONTPROVIDER_AUTODETECT, nullptr, 1);
   }
 
-  ass_set_message_cb(ass_library, msg_callback, NULL);
-
-  ass_renderer = ass_renderer_init(ass_library);
-  if (!ass_renderer) {
-    printf("ass_renderer_init failed!\n");
-    exit(1);
+  ~init() {
+    ass_renderer_done(ass_renderer);
+    ass_library_done(ass_library);
   }
-
-  ass_set_frame_size(ass_renderer, frame_w, frame_h);
-  ass_set_fonts(ass_renderer, nullptr, "sans-serif",
-                ASS_FONTPROVIDER_AUTODETECT, nullptr, 1);
-  return true;
-}
+};
 
 extern "C" int LLVMFuzzerTestOneInput(const uint8_t *data, size_t size) {
-  static bool initialized = init(kFrameWidth, kFrameHeight);
+  static init initialized(kFrameWidth, kFrameHeight);
 
   ASS_Track *track = ass_read_memory(ass_library, (char *)data, size, nullptr);
   if (!track) return 0;