diff --git a/tests/integration/composer.json b/tests/integration/composer.json
index aa999cbe4b..32a21d009a 100644
--- a/tests/integration/composer.json
+++ b/tests/integration/composer.json
@@ -2,7 +2,7 @@
     "require-dev": {
         "phpunit/phpunit": "~13",
         "behat/behat": "~3.32.0",
-        "guzzlehttp/guzzle": "8.0.2",
+        "guzzlehttp/guzzle": "8.1.0",
         "jarnaiz/behat-junit-formatter": "^1.3",
         "sabre/dav": "4.7.1",
         "symfony/event-dispatcher": "~5.4"
diff --git a/tests/integration/composer.lock b/tests/integration/composer.lock
index 94aa8db859..72ed0b4e90 100644
--- a/tests/integration/composer.lock
+++ b/tests/integration/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": "7dbc6ea25803801425809feac5cf5d25",
+    "content-hash": "6a093d3634e9ad8466414bc55ebc7669",
     "packages": [],
     "packages-dev": [
         {
@@ -338,22 +338,22 @@
         },
         {
             "name": "guzzlehttp/guzzle",
-            "version": "8.0.2",
+            "version": "8.1.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/guzzle.git",
-                "reference": "d1cbca76970939a9c2ced55b1e25ea26f34fc773"
+                "reference": "2cdae51a4a02c3fe2c38d42e25a7bb952e27b768"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/d1cbca76970939a9c2ced55b1e25ea26f34fc773",
-                "reference": "d1cbca76970939a9c2ced55b1e25ea26f34fc773",
+                "url": "https://api.github.com/repos/guzzle/guzzle/zipball/2cdae51a4a02c3fe2c38d42e25a7bb952e27b768",
+                "reference": "2cdae51a4a02c3fe2c38d42e25a7bb952e27b768",
                 "shasum": ""
             },
             "require": {
                 "ext-json": "*",
-                "guzzlehttp/promises": "^3.0.1",
-                "guzzlehttp/psr7": "^3.0",
+                "guzzlehttp/promises": "^3.0.2",
+                "guzzlehttp/psr7": "^3.1",
                 "php": "^7.4 || ^8.0",
                 "psr/http-client": "^1.0",
                 "psr/http-factory": "^1.0",
@@ -444,7 +444,7 @@
             ],
             "support": {
                 "issues": "https://github.com/guzzle/guzzle/issues",
-                "source": "https://github.com/guzzle/guzzle/tree/8.0.2"
+                "source": "https://github.com/guzzle/guzzle/tree/8.1.0"
             },
             "funding": [
                 {
@@ -460,20 +460,20 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2026-08-05T19:50:26+00:00"
+            "time": "2026-08-24T11:07:02+00:00"
         },
         {
             "name": "guzzlehttp/promises",
-            "version": "3.0.1",
+            "version": "3.0.2",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/promises.git",
-                "reference": "64f38b87fa7d371853804161bfc701c9bc2cc00a"
+                "reference": "42118e66a53c492effaf92bc357e931985d5c6f9"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/promises/zipball/64f38b87fa7d371853804161bfc701c9bc2cc00a",
-                "reference": "64f38b87fa7d371853804161bfc701c9bc2cc00a",
+                "url": "https://api.github.com/repos/guzzle/promises/zipball/42118e66a53c492effaf92bc357e931985d5c6f9",
+                "reference": "42118e66a53c492effaf92bc357e931985d5c6f9",
                 "shasum": ""
             },
             "require": {
@@ -527,7 +527,7 @@
             ],
             "support": {
                 "issues": "https://github.com/guzzle/promises/issues",
-                "source": "https://github.com/guzzle/promises/tree/3.0.1"
+                "source": "https://github.com/guzzle/promises/tree/3.0.2"
             },
             "funding": [
                 {
@@ -543,20 +543,20 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2026-08-05T19:35:04+00:00"
+            "time": "2026-08-24T10:00:26+00:00"
         },
         {
             "name": "guzzlehttp/psr7",
-            "version": "3.0.0",
+            "version": "3.1.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/guzzle/psr7.git",
-                "reference": "b094ded77ee97a6027ad6cf0e8c7b9f88381814c"
+                "reference": "a3059ba1a84c9139c4ae03cf0f45bea276c97c74"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/guzzle/psr7/zipball/b094ded77ee97a6027ad6cf0e8c7b9f88381814c",
-                "reference": "b094ded77ee97a6027ad6cf0e8c7b9f88381814c",
+                "url": "https://api.github.com/repos/guzzle/psr7/zipball/a3059ba1a84c9139c4ae03cf0f45bea276c97c74",
+                "reference": "a3059ba1a84c9139c4ae03cf0f45bea276c97c74",
                 "shasum": ""
             },
             "require": {
@@ -646,7 +646,7 @@
             ],
             "support": {
                 "issues": "https://github.com/guzzle/psr7/issues",
-                "source": "https://github.com/guzzle/psr7/tree/3.0.0"
+                "source": "https://github.com/guzzle/psr7/tree/3.1.0"
             },
             "funding": [
                 {
@@ -662,7 +662,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2026-07-20T13:48:31+00:00"
+            "time": "2026-08-24T11:02:13+00:00"
         },
         {
             "name": "jarnaiz/behat-junit-formatter",