diff --git a/vendor/page-to-alto b/vendor/page-to-alto
index 081dbb4..a77f578 160000
--- a/vendor/page-to-alto
+++ b/vendor/page-to-alto
@@ -1 +1 @@
-Subproject commit 081dbb4c612214ce321b166f7661c5bbd563d8df
+Subproject commit a77f578165eadfc3951a0f81c9c7941cf02b35f4