diff --git a/poetry.lock b/poetry.lock
index b6edea3ba..3a00ecbe0 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -263,6 +263,21 @@ python-versions = ">=2.7, !=3.0.*, !=3.1.*, !=3.2.*, !=3.3.*, !=3.4.*, <3.10"
 [package.dependencies]
 shiboken2 = "5.15.2"
 
+[[package]]
+name = "pyside2-stubs"
+version = "5.15.2.1.2"
+description = "PEP561 stub files for the *PySide2/Qt5 for Python* framework"
+category = "dev"
+optional = false
+python-versions = ">=3.6"
+
+[package.dependencies]
+mypy = ">=0.940"
+PySide2 = ">=5.11.0"
+
+[package.extras]
+dev = ["pytest"]
+
 [[package]]
 name = "pywin32"
 version = "302"
@@ -399,7 +414,7 @@ testing = ["pytest (>=4.6)", "pytest-checkdocs (>=2.4)", "pytest-flake8", "pytes
 [metadata]
 lock-version = "1.1"
 python-versions = ">=3.7,<3.10"
-content-hash = "83e0cb368dd8166b5b7902aa38df77cc11b3f799666bfefbdf8fd293bc47d649"
+content-hash = "da2f42f5accac64cd4b68bf6d1dd81c04aa251e25f97ce55323268d27c0b1d11"
 
 [metadata.files]
 altgraph = [
@@ -570,6 +585,10 @@ pyside2 = [
     {file = "PySide2-5.15.2-5.15.2-cp35.cp36.cp37.cp38.cp39-none-win32.whl", hash = "sha256:087a0b719bb967405ea85fd202757c761f1fc73d0e2397bc3a6a15376782ee75"},
     {file = "PySide2-5.15.2-5.15.2-cp35.cp36.cp37.cp38.cp39-none-win_amd64.whl", hash = "sha256:1316aa22dd330df096daf7b0defe9c00297a66e0b4907f057aaa3e88c53d1aff"},
 ]
+pyside2-stubs = [
+    {file = "PySide2-stubs-5.15.2.1.2.tar.gz", hash = "sha256:87b25aa47a4f99898e2282874e4f27411034780f6643461b1cf39b02b4937657"},
+    {file = "PySide2_stubs-5.15.2.1.2-py3-none-any.whl", hash = "sha256:2bbe78bab9ab015f6d38cbcdca24dd7d4c5180236bcb62e3eddadcd1a390fea8"},
+]
 pywin32 = [
     {file = "pywin32-302-cp310-cp310-win32.whl", hash = "sha256:251b7a9367355ccd1a4cd69cd8dd24bd57b29ad83edb2957cfa30f7ed9941efa"},
     {file = "pywin32-302-cp310-cp310-win_amd64.whl", hash = "sha256:79cf7e6ddaaf1cd47a9e50cc74b5d770801a9db6594464137b1b86aa91edafcc"},
diff --git a/pyproject.toml b/pyproject.toml
index 8709eb1ab..db95cfc6a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -27,6 +27,7 @@ setuptools = {version = "*", platform = "win32"}
 black = "*"
 isort = "*"
 mypy = "*"
+PySide2-stubs = "*"
 
 [tool.poetry.scripts]
 dangerzone = 'dangerzone:main'