diff --git a/Changes.md b/Changes.md
index 68d40ae72c8..922f1d7375c 100644
--- a/Changes.md
+++ b/Changes.md
@@ -8,6 +8,7 @@ _May 4, 2018_
 
 - [#4457](https://github.com/medic/medic-webapp/issues/4457): The z-score enketo widget is not usable.
 - [#4460](https://github.com/medic/medic-webapp/issues/4460): Uncaught Exception: write after end error.
+- [#4523](https://github.com/medic/medic-webapp/issues/4523): Sentinel cannot handle reports with `{}` in lineage.
 
 ## 2.14.2
 
diff --git a/sentinel b/sentinel
index ec7deb75d7b..8e421ff312a 160000
--- a/sentinel
+++ b/sentinel
@@ -1 +1 @@
-Subproject commit ec7deb75d7b5315e54cfcf8bb285e36314ac017b
+Subproject commit 8e421ff312a2da1ff3c27ec95febe1e31eb3edd7