diff --git a/composer.json b/composer.json
index d32875e..916406c 100644
--- a/composer.json
+++ b/composer.json
@@ -4,7 +4,7 @@
   "type": "project",
   "require": {
     "php": "^8.1",
-    "slim/slim": "^4.12",
+    "slim/slim": "^4.15",
     "slim/psr7": "^1.6"
   },
   "autoload": {
diff --git a/composer.lock b/composer.lock
index b62b333..bc20a7c 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": "e6111b07c655e23e9706a7e73e61a3b4",
+    "content-hash": "bb3ddb9abbb046015fcf4d6f3ebc2771",
     "packages": [
         {
             "name": "fig/http-message-util",
@@ -561,16 +561,16 @@
         },
         {
             "name": "slim/slim",
-            "version": "4.15.1",
+            "version": "4.15.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/slimphp/Slim.git",
-                "reference": "887893516557506f254d950425ce7f5387a26970"
+                "reference": "e12cb05ca2a14e8f459d019e87a31dc915b80470"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/slimphp/Slim/zipball/887893516557506f254d950425ce7f5387a26970",
-                "reference": "887893516557506f254d950425ce7f5387a26970",
+                "url": "https://api.github.com/repos/slimphp/Slim/zipball/e12cb05ca2a14e8f459d019e87a31dc915b80470",
+                "reference": "e12cb05ca2a14e8f459d019e87a31dc915b80470",
                 "shasum": ""
             },
             "require": {
@@ -673,7 +673,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2025-11-21T12:23:44+00:00"
+            "time": "2026-05-22T08:00:12+00:00"
         }
     ],
     "packages-dev": [],