diff --git a/Block/Adminhtml/Config/Support/Tab.php b/Block/Adminhtml/Config/Support/Tab.php
index 8e9d8f6..570c900 100644
--- a/Block/Adminhtml/Config/Support/Tab.php
+++ b/Block/Adminhtml/Config/Support/Tab.php
@@ -40,7 +40,7 @@ class Tab extends Template implements RendererInterface
 {
     const MODULE_NAME = 'TIG_Postcode';
 
-    const EXTENSION_VERSION = '1.5.3';
+    const EXTENSION_VERSION = '1.5.4';
 
     // @codingStandardsIgnoreLine
     protected $_template = 'TIG_Postcode::config/support/tab.phtml';
diff --git a/Test/Unit/Block/Adminhtml/Config/Support/TabTest.php b/Test/Unit/Block/Adminhtml/Config/Support/TabTest.php
index 83c6b7d..dd4022e 100644
--- a/Test/Unit/Block/Adminhtml/Config/Support/TabTest.php
+++ b/Test/Unit/Block/Adminhtml/Config/Support/TabTest.php
@@ -47,7 +47,7 @@ class TabTest extends TestCase
     public function testGetVersionNumber()
     {
         $instance = $this->getInstance();
-        $this->assertSame('1.5.3', $instance->getVersionNumber());
+        $this->assertSame('1.5.4', $instance->getVersionNumber());
     }
 
     /**
diff --git a/composer.json b/composer.json
index ca41414..893152c 100644
--- a/composer.json
+++ b/composer.json
@@ -7,7 +7,7 @@
     "magento/module-quote": ">=101.0.5,<=101.0.11|~101.1|~101.2"
   },
   "type": "magento2-module",
-  "version": "1.5.3",
+  "version": "1.5.4",
   "license": "CC-BY-NC-ND-3.0",
   "authors": [
     {