diff --git a/calendar/sunbird/config/version.txt b/calendar/sunbird/config/version.txt
index d4f2584ff0..617397c2e9 100644
--- a/calendar/sunbird/config/version.txt
+++ b/calendar/sunbird/config/version.txt
@@ -1 +1 @@
-2.2a1
+2.3a1
diff --git a/mail/config/version.txt b/mail/config/version.txt
index bc2bb2b48b..00ca9d2686 100644
--- a/mail/config/version.txt
+++ b/mail/config/version.txt
@@ -1 +1 @@
-20.0a1
+21.0a1
diff --git a/suite/config/version.txt b/suite/config/version.txt
index 11507ecff2..64ed8287e7 100644
--- a/suite/config/version.txt
+++ b/suite/config/version.txt
@@ -1 +1 @@
-2.17a1
+2.18a1