diff --git a/src/composer.json b/src/composer.json
index e2611c46..99f7f278 100644
--- a/src/composer.json
+++ b/src/composer.json
@@ -1,6 +1,6 @@
 {
     "name": "mibew/mibew",
-    "version": "3.4.2",
+    "version": "3.4.3",
     "description": "Mibew Messenger - open-source live support application",
     "type": "project",
     "homepage": "https://mibew.org",
diff --git a/src/mibew/VERSION.txt b/src/mibew/VERSION.txt
index 0cb63cd9..e2d1863b 100644
--- a/src/mibew/VERSION.txt
+++ b/src/mibew/VERSION.txt
@@ -1 +1 @@
-Mibew/3.4.2
\ No newline at end of file
+Mibew/3.4.3
\ No newline at end of file
diff --git a/src/mibew/libs/common/constants.php b/src/mibew/libs/common/constants.php
index 3ae881f0..f961771b 100644
--- a/src/mibew/libs/common/constants.php
+++ b/src/mibew/libs/common/constants.php
@@ -20,7 +20,7 @@
 /**
  * Current version of Mibew Messenger
  */
-define('MIBEW_VERSION', '3.4.2');
+define('MIBEW_VERSION', '3.4.3');
 
 /**
  * Prefix for session variables.