diff --git a/checkouts.cfg b/checkouts.cfg
index cd182eb5f7..2f737bda97 100644
--- a/checkouts.cfg
+++ b/checkouts.cfg
@@ -11,4 +11,3 @@ auto-checkout =
     Products.CMFPlone
 # These packages are manually added, or automatically added by mr.roboto:
     plone.restapi
-    plone.app.event
diff --git a/constraints.txt b/constraints.txt
index c2ab377865..776b408e3f 100644
--- a/constraints.txt
+++ b/constraints.txt
@@ -20,7 +20,7 @@ plone.app.contenttypes==3.0.9
 plone.app.customerize==2.0.1
 plone.app.dexterity==4.0.0
 plone.app.discussion==4.1.2
-plone.app.event==5.1.5
+plone.app.event==5.1.6
 plone.app.i18n==4.0.1
 plone.app.intid==2.0.0
 plone.app.iterate==6.0.0
diff --git a/versions.cfg b/versions.cfg
index 72455b64e7..8a8d918d66 100644
--- a/versions.cfg
+++ b/versions.cfg
@@ -43,7 +43,7 @@ plone.app.contenttypes = 3.0.9
 plone.app.customerize = 2.0.1
 plone.app.dexterity = 4.0.0
 plone.app.discussion = 4.1.2
-plone.app.event = 5.1.5
+plone.app.event = 5.1.6
 plone.app.i18n = 4.0.1
 plone.app.intid = 2.0.0
 plone.app.iterate = 6.0.0