diff --git a/VERSION b/VERSION
index 7039e9824a..583a9757bc 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2023.04-1
+2023.06-dev
diff --git a/database.sql b/database.sql
index b2e5eed0f9..334b35f77c 100644
--- a/database.sql
+++ b/database.sql
@@ -1,5 +1,5 @@
 -- ------------------------------------------
--- Friendica 2023.04-1 (Giant Rhubarb)
+-- Friendica 2023.06-dev (Giant Rhubarb)
 -- DB_UPDATE_VERSION 1518
 -- ------------------------------------------
 
diff --git a/src/App.php b/src/App.php
index 74a35b77d8..0d860638b1 100644
--- a/src/App.php
+++ b/src/App.php
@@ -64,7 +64,7 @@ class App
 {
 	const PLATFORM = 'Friendica';
 	const CODENAME = 'Giant Rhubarb';
-	const VERSION  = '2023.04-1';
+	const VERSION  = '2023.06-dev';
 
 	// Allow themes to control internal parameters
 	// by changing App values in theme.php
diff --git a/view/lang/C/messages.po b/view/lang/C/messages.po
index 0957b294e9..63aa39b24e 100644
--- a/view/lang/C/messages.po
+++ b/view/lang/C/messages.po
@@ -6,7 +6,7 @@
 #, fuzzy
 msgid ""
 msgstr ""
-"Project-Id-Version: 2023.04-1\n"
+"Project-Id-Version: 2023.06-dev\n"
 "Report-Msgid-Bugs-To: \n"
 "POT-Creation-Date: 2023-04-23 21:21+0000\n"
 "PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"