diff --git a/VERSION.txt b/VERSION.txt
index 7cbea073be..804440660c 100644
--- a/VERSION.txt
+++ b/VERSION.txt
@@ -1 +1 @@
-5.2.0
\ No newline at end of file
+5.2.1
\ No newline at end of file
diff --git a/config/ninja.php b/config/ninja.php
index 127bbf0819..2d9866d9a9 100644
--- a/config/ninja.php
+++ b/config/ninja.php
@@ -14,8 +14,8 @@ return [
     'require_https' => env('REQUIRE_HTTPS', true),
     'app_url' => rtrim(env('APP_URL', ''), '/'),
     'app_domain' => env('APP_DOMAIN', 'invoicing.co'),
-    'app_version' => '5.2.0',
-    'app_tag' => '5.2.0-release',
+    'app_version' => '5.2.1',
+    'app_tag' => '5.2.1-release',
     'minimum_client_version' => '5.0.16',
     'terms_version' => '1.0.1',
     'api_secret' => env('API_SECRET', ''),