diff --git a/pdm.lock b/pdm.lock
index 055e91e..dd740fc 100644
--- a/pdm.lock
+++ b/pdm.lock
@@ -5,7 +5,7 @@
 groups = ["default", "dev", "lint", "nb", "tests"]
 strategy = ["inherit_metadata"]
 lock_version = "4.5.0"
-content_hash = "sha256:42b37c15e4f9757bfe323b9318bc205b6d77ee3fe28fb8dece9f01a9b09c30cc"
+content_hash = "sha256:8bbf5d5c10eaccb24b54658cd427a2e389ec46a845545ccab37e930ea0348598"
 
 [[metadata.targets]]
 requires_python = ">=3.11,<3.14"
@@ -2851,6 +2851,60 @@ files = [
     {file = "pyobjc_framework_webkit-12.1.tar.gz", hash = "sha256:97a54dd05ab5266bd4f614e41add517ae62cdd5a30328eabb06792474b37d82a"},
 ]
 
+[[package]]
+name = "pyside6"
+version = "6.11.0"
+requires_python = "<3.15,>=3.10"
+summary = "Python bindings for the Qt cross-platform application and UI framework"
+groups = ["default"]
+dependencies = [
+    "PySide6-Addons==6.11.0",
+    "PySide6-Essentials==6.11.0",
+    "shiboken6==6.11.0",
+]
+files = [
+    {file = "pyside6-6.11.0-cp310-abi3-macosx_13_0_universal2.whl", hash = "sha256:1f2735dc4f2bd4ec452ae50502c8a22128bba0aced35358a2bbc58384b820c6f"},
+    {file = "pyside6-6.11.0-cp310-abi3-manylinux_2_34_x86_64.whl", hash = "sha256:c642e2d25704ca746fd37f56feacf25c5aecc4cd40bef23d18eec81f87d9dc00"},
+    {file = "pyside6-6.11.0-cp310-abi3-manylinux_2_39_aarch64.whl", hash = "sha256:267b344c73580ac938ca63c611881fb42a3922ebfe043e271005f4f06c372c4e"},
+    {file = "pyside6-6.11.0-cp310-abi3-win_amd64.whl", hash = "sha256:9092cb002ca43c64006afb2e0d0f6f51aef17aa737c33a45e502326a081ddcbc"},
+    {file = "pyside6-6.11.0-cp310-abi3-win_arm64.whl", hash = "sha256:b15f39acc2b8f46251a630acad0d97f9a0a0461f2baffcd66d7adfada8eb641e"},
+]
+
+[[package]]
+name = "pyside6-addons"
+version = "6.11.0"
+requires_python = "<3.15,>=3.10"
+summary = "Python bindings for the Qt cross-platform application and UI framework (Addons)"
+groups = ["default"]
+dependencies = [
+    "PySide6-Essentials==6.11.0",
+    "shiboken6==6.11.0",
+]
+files = [
+    {file = "pyside6_addons-6.11.0-cp310-abi3-macosx_13_0_universal2.whl", hash = "sha256:d5eaa4643302e3a0fa94c5766234bee4073d7d5ab9c2b7fd222692a176faf182"},
+    {file = "pyside6_addons-6.11.0-cp310-abi3-manylinux_2_34_x86_64.whl", hash = "sha256:ac6fe3d4ef4497dde3efc5e896b0acd53ff6c93be4bf485f045690f919419f35"},
+    {file = "pyside6_addons-6.11.0-cp310-abi3-manylinux_2_39_aarch64.whl", hash = "sha256:8ffb40222456078930816ebcac2f2511716d2acbc11716dd5acc5c365179a753"},
+    {file = "pyside6_addons-6.11.0-cp310-abi3-win_amd64.whl", hash = "sha256:413e6121c24f5ffdce376298059eddecff74aa6d638e94e0f6015b33d29b889e"},
+    {file = "pyside6_addons-6.11.0-cp310-abi3-win_arm64.whl", hash = "sha256:aaaee83385977a0fe134b2f4fbfb92b45a880d5b656e4d90a708eef10b1b6de8"},
+]
+
+[[package]]
+name = "pyside6-essentials"
+version = "6.11.0"
+requires_python = "<3.15,>=3.10"
+summary = "Python bindings for the Qt cross-platform application and UI framework (Essentials)"
+groups = ["default"]
+dependencies = [
+    "shiboken6==6.11.0",
+]
+files = [
+    {file = "pyside6_essentials-6.11.0-cp310-abi3-macosx_13_0_universal2.whl", hash = "sha256:85d6ca87ef35fa6565d385ede72ae48420dd3f63113929d10fc800f6b0360e01"},
+    {file = "pyside6_essentials-6.11.0-cp310-abi3-manylinux_2_34_x86_64.whl", hash = "sha256:dc20e7afd5fc6fe51297db91cef997ce60844be578f7a49fc61b7ab9657a8849"},
+    {file = "pyside6_essentials-6.11.0-cp310-abi3-manylinux_2_39_aarch64.whl", hash = "sha256:4854cb0a1b061e7a576d8fb7bb7cf9f49540d558b1acb7df0742a7afefe61e4e"},
+    {file = "pyside6_essentials-6.11.0-cp310-abi3-win_amd64.whl", hash = "sha256:3b3362882ad9389357a80504e600180006a957731fec05786fced7b038461fdf"},
+    {file = "pyside6_essentials-6.11.0-cp310-abi3-win_arm64.whl", hash = "sha256:81ca603dbf21bc39f89bb42db215c25ebe0c879a1a4c387625c321d2730ec187"},
+]
+
 [[package]]
 name = "pytest"
 version = "9.0.3"
@@ -3481,6 +3535,20 @@ files = [
     {file = "setuptools-82.0.1.tar.gz", hash = "sha256:7d872682c5d01cfde07da7bccc7b65469d3dca203318515ada1de5eda35efbf9"},
 ]
 
+[[package]]
+name = "shiboken6"
+version = "6.11.0"
+requires_python = "<3.15,>=3.10"
+summary = "Python/C++ bindings helper module"
+groups = ["default"]
+files = [
+    {file = "shiboken6-6.11.0-cp310-abi3-macosx_13_0_universal2.whl", hash = "sha256:d88e8a1eb705f2b9ad21db08a61ae1dc0c773e5cd86a069de0754c4cf1f9b43b"},
+    {file = "shiboken6-6.11.0-cp310-abi3-manylinux_2_34_x86_64.whl", hash = "sha256:ad54e64f8192ddbdff0c54ac82b89edcd62ed623f502ea21c960541d19514053"},
+    {file = "shiboken6-6.11.0-cp310-abi3-manylinux_2_39_aarch64.whl", hash = "sha256:a10dc7718104ea2dc15d5b0b96909b77162ce1c76fcc6968e6df692b947a00e9"},
+    {file = "shiboken6-6.11.0-cp310-abi3-win_amd64.whl", hash = "sha256:483ff78a73c7b3189ca924abc694318084f078bcfeaffa68e32024ff2d025ee1"},
+    {file = "shiboken6-6.11.0-cp310-abi3-win_arm64.whl", hash = "sha256:3bd76cf56105ab2d62ecaff630366f11264f69b88d488f10f048da9a065781f4"},
+]
+
 [[package]]
 name = "simple-websocket"
 version = "1.1.0"
diff --git a/pyproject.toml b/pyproject.toml
index fe145fb..472aa9f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -5,7 +5,7 @@ description = "GUI for CRM of NAFKA project with WCE"
 authors = [
     {name = "d-opt GmbH, resp. Florian Förster", email = "f.foerster@d-opt.com"},
 ]
-dependencies = ["nicegui>=3.10.0"]
+dependencies = ["nicegui>=3.10.0", "pyside6>=6.11.0"]
 requires-python = "<3.14,>=3.11"
 readme = "README.md"
 license = {text = "LicenseRef-Proprietary"}