diff --git a/docs/pages/img/phpstorm-logo.svg b/docs/pages/img/phpstorm-logo.svg
new file mode 100644
index 00000000..508375db
--- /dev/null
+++ b/docs/pages/img/phpstorm-logo.svg
@@ -0,0 +1 @@
+<svg height="20" viewBox="0 0 105 105" width="20" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink"><linearGradient id="a" gradientUnits="userSpaceOnUse" x1="25.8" x2="33.95" y1="33.6" y2="17.31"><stop offset="0" stop-color="#af1df5"/><stop offset=".21" stop-color="#bc20e4"/><stop offset=".63" stop-color="#dd29b8"/><stop offset="1" stop-color="#ff318c"/></linearGradient><linearGradient id="b" gradientUnits="userSpaceOnUse" x1="1.56" x2="35.95" y1="67.23" y2="21.8"><stop offset=".02" stop-color="#6b57ff"/><stop offset=".42" stop-color="#b74af7"/><stop offset=".75" stop-color="#ff318c"/></linearGradient><linearGradient id="c" gradientUnits="userSpaceOnUse" x1="89.3" x2="65.46" y1="65.79" y2="9.23"><stop offset="0" stop-color="#293896"/><stop offset=".08" stop-color="#3b3aa2"/><stop offset=".29" stop-color="#6740c0"/><stop offset=".49" stop-color="#8a44d8"/><stop offset=".68" stop-color="#a347e9"/><stop offset=".86" stop-color="#b249f3"/><stop offset="1" stop-color="#b74af7"/></linearGradient><linearGradient id="d" gradientUnits="userSpaceOnUse" x1="74.68" x2="58.6" y1="93.59" y2="70.03"><stop offset=".02" stop-color="#6b57ff"/><stop offset=".78" stop-color="#b74af7"/></linearGradient><path d="m57.49 22.38-3.2-9.68-33.41-7.2-16.38 18.53 18 9.21v-10.86z" fill="url(#a)"/><path d="m22.5 28.68-18-4.65 9.15 54.96 8.82-.07z" fill="url(#b)"/><path d="m82.5 22.38h-31.31l12.58-11.18 24.24 4.5 12.49 31.04-17.99 17.87z" fill="url(#c)"/><path d="m82.52 46.33-.02 36.05h-51.54l1.33 7.84 32.36 11.28 35.85-21.46z" fill="url(#d)"/><path d="m22.5 22.5h60v60h-60z"/><g fill="#fff"><path d="m29.98 71.16h22.5v3.75h-22.5z"/><path d="m49.6 49.27 2.93-3.51a10.34 10.34 0 0 0 6.74 2.74c2 0 3.26-.81 3.26-2.13v-.06c0-1.26-.78-1.91-4.55-2.87-4.55-1.16-7.48-2.42-7.48-6.9v-.07c0-4.09 3.29-6.8 7.9-6.8a13 13 0 0 1 8.38 2.87l-2.58 3.74a10.54 10.54 0 0 0 -5.87-2.22c-1.9 0-2.9.87-2.9 2v.07c0 1.48 1 2 4.87 3 4.58 1.2 7.16 2.84 7.16 6.77v.07c0 4.48-3.42 7-8.29 7a14.35 14.35 0 0 1 -9.57-3.61"/><path d="m30 30h9.2c5.36 0 8.61 3.18 8.61 7.77v.06c0 5.2-4.05 7.9-9.09 7.9h-3.72v6.74h-5zm8.86 11.33c2.47 0 3.92-1.47 3.92-3.4v-.06c0-2.22-1.54-3.41-4-3.41h-3.78v6.87z"/></g></svg>
diff --git a/docs/pages/project/credits.md b/docs/pages/project/credits.md
index 1fd5a967..6e623ff9 100644
--- a/docs/pages/project/credits.md
+++ b/docs/pages/project/credits.md
@@ -4,9 +4,14 @@ The development of this library is mainly motivated by the kind words and the
 help of many people. I am grateful to everyone, especially to the [contributors]
 of this repository who directly help to push the project forward.
 
+I have to give [JetBrains] credits for providing a free ![phpstorm-logo] 
+PhpStorm license for the development of this open-source package.
+
 I also want to thank
 [![blackfire-logo] Blackfire](https://www.blackfire.io/?utm_source=valinor&utm_medium=readme&utm_campaign=free-open-source)
 for providing a license of their awesome tool, leading to notable performance
 gains when using this library.
 
+[Jetbrains]: https://www.jetbrains.com/
+[phpstorm-logo]: ../img/phpstorm-logo.svg "PhpStorm logo"
 [blackfire-logo]: ../img/blackfire-logo.svg "Blackfire logo"