diff --git a/cert4android b/cert4android
index 0d2593c0..af1ae810 160000
--- a/cert4android
+++ b/cert4android
@@ -1 +1 @@
-Subproject commit 0d2593c04c13060ba68762e381325cea635b9bed
+Subproject commit af1ae810e8aceddd79fed17e6af8a88cb726bd55
diff --git a/ical4android b/ical4android
index 35d87b58..642ee9cb 160000
--- a/ical4android
+++ b/ical4android
@@ -1 +1 @@
-Subproject commit 35d87b58df95295e0932f307fd97b79af6f3ceeb
+Subproject commit 642ee9cbf19a508a6b5178e18c0f8f8c6b9ff279
diff --git a/vcard4android b/vcard4android
index 66e08cd3..7e52b7d0 160000
--- a/vcard4android
+++ b/vcard4android
@@ -1 +1 @@
-Subproject commit 66e08cd395dea798e833cf30f0c396ad6a87c9ea
+Subproject commit 7e52b7d0d8089cbebfb31272cd776630110bcd76