diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 32fc8fc2..0ba62168 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -148,7 +148,7 @@ tests:
     - *clone-repos
     - *install-os-packages
     - *install-repos
-    - pip install -e .[dev,pyqt6]
+    - pip install -e .[dev,pyside6]
     - coverage run --source=./bec_widgets -m pytest -v --junitxml=report.xml --maxfail=2 --random-order --full-trace ./tests/unit_tests
     - coverage report
     - coverage xml
@@ -172,7 +172,6 @@ test-matrix:
           - "3.12"
         QT_PCKG:
           - "pyside6"
-          - "pyqt6"
 
   stage: AdditionalTests
   needs: []
@@ -211,7 +210,7 @@ end-2-end-conda:
     - cd ../
     - pip install -e ./ophyd_devices
 
-    - pip install -e .[dev,pyqt6]
+    - pip install -e .[dev,pyside6]
     - cd ./tests/end-2-end
     - pytest -v --start-servers --flush-redis --random-order
 
diff --git a/README.md b/README.md
index e02ab8ae..d7277dd4 100644
--- a/README.md
+++ b/README.md
@@ -1,12 +1,17 @@
 # BEC Widgets
 
+**⚠️ Important Notice:**
+
+🚨 **PyQt6 is no longer supported** due to incompatibilities with Qt Designer. Please use **PySide6** instead. 🚨
+
 BEC Widgets is a GUI framework designed for interaction with [BEC (Beamline Experiment Control)](https://gitlab.psi.ch/bec/bec).
+
 ## Installation
 
 Use the package manager [pip](https://pip.pypa.io/en/stable/) to install BEC Widgets:
 
 ```bash
-pip install bec_widgets PyQt6
+pip install bec_widgets[pyside6]
 ```
 
 For development purposes, you can clone the repository and install the package locally in editable mode:
@@ -14,22 +19,12 @@ For development purposes, you can clone the repository and install the package l
 ```bash
 git clone https://gitlab.psi.ch/bec/bec-widgets
 cd bec_widgets
-pip install -e .[dev,pyqt6]
+pip install -e .[dev,pyside6]
 ```
 
-BEC Widgets currently supports both Pyside6 and PyQt6, however, no default distribution is specified. As a result, users must install one of the supported
-Python Qt distributions manually.
+BEC Widgets now **only supports PySide6**. Users must manually install PySide6 as no default Qt distribution is
+specified.
 
-To select a specific Python Qt distribution, install the package with an additional tag:
-
-```bash
-pip install bec_widgets[pyqt6]
-```
-or 
-
-```bash
-pip install bec_widgets[pyside6]
-```
 ## Documentation
 
 Documentation of BEC Widgets can be found [here](https://bec-widgets.readthedocs.io/en/latest/). The documentation of the BEC can be found [here](https://bec.readthedocs.io/en/latest/).
@@ -39,7 +34,7 @@ Documentation of BEC Widgets can be found [here](https://bec-widgets.readthedocs
 All commits should use the Angular commit scheme:
 
 > #### <a name="commit-header"></a>Angular Commit Message Header
-> 
+>
 > ```
 > <type>(<scope>): <short summary>
 >   │       │             │
@@ -53,13 +48,13 @@ All commits should use the Angular commit scheme:
 >   │
 >   └─⫸ Commit Type: build|ci|docs|feat|fix|perf|refactor|test
 > ```
-> 
+>
 > The `<type>` and `<summary>` fields are mandatory, the `(<scope>)` field is optional.
 
 > ##### Type
-> 
+>
 > Must be one of the following:
-> 
+>
 > * **build**: Changes that affect the build system or external dependencies (example scopes: gulp, broccoli, npm)
 > * **ci**: Changes to our CI configuration files and scripts (examples: CircleCi, SauceLabs)
 > * **docs**: Documentation only changes
@@ -71,4 +66,5 @@ All commits should use the Angular commit scheme:
 
 ## License
 
-[BSD-3-Clause](https://choosealicense.com/licenses/bsd-3-clause/)
\ No newline at end of file
+[BSD-3-Clause](https://choosealicense.com/licenses/bsd-3-clause/)
+
diff --git a/docs/user/getting_started/installation.md b/docs/user/getting_started/installation.md
index d1f6a3a7..55e63ad7 100644
--- a/docs/user/getting_started/installation.md
+++ b/docs/user/getting_started/installation.md
@@ -9,25 +9,24 @@ Before installing BEC Widgets, please ensure the following requirements are met:
 
 **Standard Installation**
 
-To install BEC Widgets using the pip package manager, execute the following command in your terminal for getting the default PyQT6 version into your python environment for BEC:
+To install BEC Widgets using the pip package manager, execute the following command in your terminal for getting the
+default PySide6 version into your python environment for BEC:
 
 
-```bash
-pip install 'bec_widgets[pyqt6]'
-```
-
-In case you want to use Pyside6, you can install it by using the following command:
-
 ```bash
 pip install 'bec_widgets[pyside6]'
 ```
 
 **Troubleshooting**
 
-If you encounter issues during installation, particularly with PyQt, try purging the pip cache:
+If you encounter issues during installation, particularly with Qt, try purging the pip cache:
 
 ```bash
 pip cache purge
 ```
 
 This can resolve conflicts or issues with package installations.
+
+```{warning}
+At the moment PyQt6 is no longer officially supported by BEC Widgets due to incompatibilities with Qt Designer. Please use PySide6 instead.
+```
diff --git a/pyproject.toml b/pyproject.toml
index d3a2c064..ceb7833e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -37,7 +37,6 @@ dev = [
     "pytest-xvfb~=3.0",
     "pytest~=8.0",
 ]
-pyqt6 = ["PyQt6>=6.7", "PyQt6-WebEngine>=6.7"]
 pyside6 = ["PySide6==6.7.2"]
 
 [project.urls]