diff --git a/third_party/flatbuffers/BUILD.gn b/third_party/flatbuffers/BUILD.gn
index 6407c35d7cd35e..a1554f29f11b3d 100644
--- a/third_party/flatbuffers/BUILD.gn
+++ b/third_party/flatbuffers/BUILD.gn
@@ -78,9 +78,8 @@ executable("flatc") {
 flatbuffer("flatbuffers_samplebuffer") {
   testonly = true
   sources = [
-    # Disabled as workaround for crbug.com/611351
-    # "src/tests/include_test/include_test1.fbs",
-    # "src/tests/include_test/sub/include_test2.fbs",
+    "src/tests/include_test/include_test1.fbs",
+    "src/tests/include_test/sub/include_test2.fbs",
     "src/tests/monster_test.fbs",
     "src/tests/namespace_test/namespace_test1.fbs",
     "src/tests/namespace_test/namespace_test2.fbs",