diff --git a/composer.json b/composer.json
index 6a50ca2b96..dd54809650 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,7 @@
         "psr/log": "1.1.*",
         "psr/http-message": "^1.0",
         "psr/container": "^1.1",
-        "slim/slim": "^4.11",
+        "slim/slim": "^4.12",
         "slim/psr7": "^1",
         "dragonmantank/cron-expression": "^3.0",
         "laminas/laminas-mail": "^2.25.1",
diff --git a/composer.lock b/composer.lock
index 70225627fa..65d323ae90 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "345d9c965877bb974241a2a33c49c1fa",
+    "content-hash": "17d962885df601bd2c50f91143163efc",
     "packages": [
         {
             "name": "async-aws/core",
@@ -4833,16 +4833,16 @@
         },
         {
             "name": "slim/slim",
-            "version": "4.11.0",
+            "version": "4.12.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/slimphp/Slim.git",
-                "reference": "b0f4ca393ea037be9ac7292ba7d0a34d18bac0c7"
+                "reference": "e9e99c2b24398b967841c6c4c3048622cc7e2b18"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/slimphp/Slim/zipball/b0f4ca393ea037be9ac7292ba7d0a34d18bac0c7",
-                "reference": "b0f4ca393ea037be9ac7292ba7d0a34d18bac0c7",
+                "url": "https://api.github.com/repos/slimphp/Slim/zipball/e9e99c2b24398b967841c6c4c3048622cc7e2b18",
+                "reference": "e9e99c2b24398b967841c6c4c3048622cc7e2b18",
                 "shasum": ""
             },
             "require": {
@@ -4851,26 +4851,26 @@
                 "php": "^7.4 || ^8.0",
                 "psr/container": "^1.0 || ^2.0",
                 "psr/http-factory": "^1.0",
-                "psr/http-message": "^1.0",
+                "psr/http-message": "^1.1",
                 "psr/http-server-handler": "^1.0",
                 "psr/http-server-middleware": "^1.0",
                 "psr/log": "^1.1 || ^2.0 || ^3.0"
             },
             "require-dev": {
-                "adriansuter/php-autoload-override": "^1.3",
+                "adriansuter/php-autoload-override": "^1.4",
                 "ext-simplexml": "*",
-                "guzzlehttp/psr7": "^2.4",
-                "httpsoft/http-message": "^1.0",
-                "httpsoft/http-server-request": "^1.0",
+                "guzzlehttp/psr7": "^2.5",
+                "httpsoft/http-message": "^1.1",
+                "httpsoft/http-server-request": "^1.1",
                 "laminas/laminas-diactoros": "^2.17",
-                "nyholm/psr7": "^1.5",
+                "nyholm/psr7": "^1.8",
                 "nyholm/psr7-server": "^1.0",
-                "phpspec/prophecy": "^1.15",
+                "phpspec/prophecy": "^1.17",
                 "phpspec/prophecy-phpunit": "^2.0",
-                "phpstan/phpstan": "^1.8",
-                "phpunit/phpunit": "^9.5",
-                "slim/http": "^1.2",
-                "slim/psr7": "^1.5",
+                "phpstan/phpstan": "^1.10",
+                "phpunit/phpunit": "^9.6",
+                "slim/http": "^1.3",
+                "slim/psr7": "^1.6",
                 "squizlabs/php_codesniffer": "^3.7"
             },
             "suggest": {
@@ -4944,7 +4944,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2022-11-06T16:33:39+00:00"
+            "time": "2023-07-23T04:54:29+00:00"
         },
         {
             "name": "spatie/async",