diff --git a/src/vendor/epub2tts-edge b/src/vendor/epub2tts-edge
index 6fb7a0f..a25ead5 160000
--- a/src/vendor/epub2tts-edge
+++ b/src/vendor/epub2tts-edge
@@ -1 +1 @@
-Subproject commit 6fb7a0f125188c0ff961a8db260f10221eb32c3c
+Subproject commit a25ead53125be50e4d8062332af93801eefbea37
diff --git a/src/vendor/epub2tts-kokoro b/src/vendor/epub2tts-kokoro
index dd27e57..9f25e02 160000
--- a/src/vendor/epub2tts-kokoro
+++ b/src/vendor/epub2tts-kokoro
@@ -1 +1 @@
-Subproject commit dd27e5721ad3f3839331c7dfd059a4404ce76c2a
+Subproject commit 9f25e02fe714c6dffaa382c6db2a95e34106ad45