diff --git a/composer.lock b/composer.lock
index 39048df..377f2c3 100644
--- a/composer.lock
+++ b/composer.lock
@@ -1520,16 +1520,16 @@
         },
         {
             "name": "netresearch/jsonmapper",
-            "version": "v4.2.0",
+            "version": "v4.4.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/cweiske/jsonmapper.git",
-                "reference": "f60565f8c0566a31acf06884cdaa591867ecc956"
+                "reference": "18133a2d8c24e10e58e02b700308ed3a4a60c97f"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/cweiske/jsonmapper/zipball/f60565f8c0566a31acf06884cdaa591867ecc956",
-                "reference": "f60565f8c0566a31acf06884cdaa591867ecc956",
+                "url": "https://api.github.com/repos/cweiske/jsonmapper/zipball/18133a2d8c24e10e58e02b700308ed3a4a60c97f",
+                "reference": "18133a2d8c24e10e58e02b700308ed3a4a60c97f",
                 "shasum": ""
             },
             "require": {
@@ -1540,7 +1540,7 @@
                 "php": ">=7.1"
             },
             "require-dev": {
-                "phpunit/phpunit": "~7.5 || ~8.0 || ~9.0",
+                "phpunit/phpunit": "~7.5 || ~8.0 || ~9.0 || ~10.0",
                 "squizlabs/php_codesniffer": "~3.5"
             },
             "type": "library",
@@ -1565,9 +1565,9 @@
             "support": {
                 "email": "cweiske@cweiske.de",
                 "issues": "https://github.com/cweiske/jsonmapper/issues",
-                "source": "https://github.com/cweiske/jsonmapper/tree/v4.2.0"
+                "source": "https://github.com/cweiske/jsonmapper/tree/v4.4.0"
             },
-            "time": "2023-04-09T17:37:40+00:00"
+            "time": "2024-01-28T07:31:37+00:00"
         },
         {
             "name": "nikic/php-parser",